28611684

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:218

約数の個数: 96

約数和(自身を含む): 77911680

約数和(自身を除く): 49299996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 61, 86, 101, 108, 122, 129, 172, 183, 202, 244, 258, 303, 366, 387, 404, 516, 549, 606, 732, 774, 909, 1098, 1161, 1212, 1548, 1647, 1818, 2196, 2322, 2623, 2727, 3294, 3636, 4343, 4644, 5246, 5454, 6161, 6588, 7869, 8686, 10492, 10908, 12322, 13029, 15738, 17372, 18483, 23607, 24644, 26058, 31476, 36966, 39087, 47214, 52116, 55449, 70821, 73932, 78174, 94428, 110898, 117261, 141642, 156348, 166347, 221796, 234522, 264923, 283284, 332694, 469044, 529846, 665388, 794769, 1059692, 1589538, 2384307, 3179076, 4768614, 7152921, 9537228, 14305842, 28611684]

約数ペア:

[(1, 28611684), (2, 14305842), (3, 9537228), (4, 7152921), (6, 4768614), (9, 3179076), (12, 2384307), (18, 1589538), (27, 1059692), (36, 794769), (43, 665388), (54, 529846), (61, 469044), (86, 332694), (101, 283284), (108, 264923), (122, 234522), (129, 221796), (172, 166347), (183, 156348), (202, 141642), (244, 117261), (258, 110898), (303, 94428), (366, 78174), (387, 73932), (404, 70821), (516, 55449), (549, 52116), (606, 47214), (732, 39087), (774, 36966), (909, 31476), (1098, 26058), (1161, 24644), (1212, 23607), (1548, 18483), (1647, 17372), (1818, 15738), (2196, 13029), (2322, 12322), (2623, 10908), (2727, 10492), (3294, 8686), (3636, 7869), (4343, 6588), (4644, 6161), (5246, 5454)]