28629972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:238

約数の個数: 144

約数和(自身を含む): 90260352

約数和(自身を除く): 61630380

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 41, 42, 51, 63, 68, 82, 84, 102, 119, 123, 126, 153, 163, 164, 204, 238, 246, 252, 287, 306, 326, 357, 369, 476, 489, 492, 574, 612, 652, 697, 714, 738, 861, 978, 1071, 1141, 1148, 1394, 1428, 1467, 1476, 1722, 1956, 2091, 2142, 2282, 2583, 2771, 2788, 2934, 3423, 3444, 4182, 4284, 4564, 4879, 5166, 5542, 5868, 6273, 6683, 6846, 8313, 8364, 9758, 10269, 10332, 11084, 12546, 13366, 13692, 14637, 16626, 19397, 19516, 20049, 20538, 24939, 25092, 26732, 29274, 33252, 38794, 40098, 41076, 43911, 46781, 49878, 58191, 58548, 60147, 77588, 80196, 87822, 93562, 99756, 113611, 116382, 120294, 140343, 174573, 175644, 187124, 227222, 232764, 240588, 280686, 340833, 349146, 421029, 454444, 561372, 681666, 698292, 795277, 842058, 1022499, 1363332, 1590554, 1684116, 2044998, 2385831, 3181108, 4089996, 4771662, 7157493, 9543324, 14314986, 28629972]

約数ペア:

[(1, 28629972), (2, 14314986), (3, 9543324), (4, 7157493), (6, 4771662), (7, 4089996), (9, 3181108), (12, 2385831), (14, 2044998), (17, 1684116), (18, 1590554), (21, 1363332), (28, 1022499), (34, 842058), (36, 795277), (41, 698292), (42, 681666), (51, 561372), (63, 454444), (68, 421029), (82, 349146), (84, 340833), (102, 280686), (119, 240588), (123, 232764), (126, 227222), (153, 187124), (163, 175644), (164, 174573), (204, 140343), (238, 120294), (246, 116382), (252, 113611), (287, 99756), (306, 93562), (326, 87822), (357, 80196), (369, 77588), (476, 60147), (489, 58548), (492, 58191), (574, 49878), (612, 46781), (652, 43911), (697, 41076), (714, 40098), (738, 38794), (861, 33252), (978, 29274), (1071, 26732), (1141, 25092), (1148, 24939), (1394, 20538), (1428, 20049), (1467, 19516), (1476, 19397), (1722, 16626), (1956, 14637), (2091, 13692), (2142, 13366), (2282, 12546), (2583, 11084), (2771, 10332), (2788, 10269), (2934, 9758), (3423, 8364), (3444, 8313), (4182, 6846), (4284, 6683), (4564, 6273), (4879, 5868), (5166, 5542)]