28733292

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 89037312

約数和(自身を除く): 60304020

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 41, 42, 54, 63, 81, 82, 84, 103, 108, 123, 126, 162, 164, 189, 206, 243, 246, 252, 287, 309, 324, 369, 378, 412, 486, 492, 567, 574, 618, 721, 738, 756, 861, 927, 972, 1107, 1134, 1148, 1236, 1442, 1476, 1701, 1722, 1854, 2163, 2214, 2268, 2583, 2781, 2884, 3321, 3402, 3444, 3708, 4223, 4326, 4428, 5166, 5562, 6489, 6642, 6804, 7749, 8343, 8446, 8652, 9963, 10332, 11124, 12669, 12978, 13284, 15498, 16686, 16892, 19467, 19926, 23247, 25029, 25338, 25956, 29561, 30996, 33372, 38007, 38934, 39852, 46494, 50058, 50676, 58401, 59122, 69741, 76014, 77868, 88683, 92988, 100116, 114021, 116802, 118244, 139482, 152028, 175203, 177366, 228042, 233604, 266049, 278964, 342063, 350406, 354732, 456084, 532098, 684126, 700812, 798147, 1026189, 1064196, 1368252, 1596294, 2052378, 2394441, 3192588, 4104756, 4788882, 7183323, 9577764, 14366646, 28733292]

約数ペア:

[(1, 28733292), (2, 14366646), (3, 9577764), (4, 7183323), (6, 4788882), (7, 4104756), (9, 3192588), (12, 2394441), (14, 2052378), (18, 1596294), (21, 1368252), (27, 1064196), (28, 1026189), (36, 798147), (41, 700812), (42, 684126), (54, 532098), (63, 456084), (81, 354732), (82, 350406), (84, 342063), (103, 278964), (108, 266049), (123, 233604), (126, 228042), (162, 177366), (164, 175203), (189, 152028), (206, 139482), (243, 118244), (246, 116802), (252, 114021), (287, 100116), (309, 92988), (324, 88683), (369, 77868), (378, 76014), (412, 69741), (486, 59122), (492, 58401), (567, 50676), (574, 50058), (618, 46494), (721, 39852), (738, 38934), (756, 38007), (861, 33372), (927, 30996), (972, 29561), (1107, 25956), (1134, 25338), (1148, 25029), (1236, 23247), (1442, 19926), (1476, 19467), (1701, 16892), (1722, 16686), (1854, 15498), (2163, 13284), (2214, 12978), (2268, 12669), (2583, 11124), (2781, 10332), (2884, 9963), (3321, 8652), (3402, 8446), (3444, 8343), (3708, 7749), (4223, 6804), (4326, 6642), (4428, 6489), (5166, 5562)]