28739052

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{569}}^1$

素因数の和:663

約数の個数: 72

約数和(自身を含む): 77182560

約数和(自身を除く): 48443508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 61, 69, 92, 122, 138, 183, 207, 244, 276, 366, 414, 549, 569, 732, 828, 1098, 1138, 1403, 1707, 2196, 2276, 2806, 3414, 4209, 5121, 5612, 6828, 8418, 10242, 12627, 13087, 16836, 20484, 25254, 26174, 34709, 39261, 50508, 52348, 69418, 78522, 104127, 117783, 138836, 157044, 208254, 235566, 312381, 416508, 471132, 624762, 798307, 1249524, 1596614, 2394921, 3193228, 4789842, 7184763, 9579684, 14369526, 28739052]

約数ペア:

[(1, 28739052), (2, 14369526), (3, 9579684), (4, 7184763), (6, 4789842), (9, 3193228), (12, 2394921), (18, 1596614), (23, 1249524), (36, 798307), (46, 624762), (61, 471132), (69, 416508), (92, 312381), (122, 235566), (138, 208254), (183, 157044), (207, 138836), (244, 117783), (276, 104127), (366, 78522), (414, 69418), (549, 52348), (569, 50508), (732, 39261), (828, 34709), (1098, 26174), (1138, 25254), (1403, 20484), (1707, 16836), (2196, 13087), (2276, 12627), (2806, 10242), (3414, 8418), (4209, 6828), (5121, 5612)]