28041156

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{419}}^1$

素因数の和:466

約数の個数: 108

約数和(自身を含む): 83931120

約数和(自身を除く): 55889964

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 132, 143, 156, 169, 198, 234, 286, 338, 396, 419, 429, 468, 507, 572, 676, 838, 858, 1014, 1257, 1287, 1521, 1676, 1716, 1859, 2028, 2514, 2574, 3042, 3718, 3771, 4609, 5028, 5148, 5447, 5577, 6084, 7436, 7542, 9218, 10894, 11154, 13827, 15084, 16341, 16731, 18436, 21788, 22308, 27654, 32682, 33462, 41481, 49023, 55308, 59917, 65364, 66924, 70811, 82962, 98046, 119834, 141622, 165924, 179751, 196092, 212433, 239668, 283244, 359502, 424866, 539253, 637299, 719004, 778921, 849732, 1078506, 1274598, 1557842, 2157012, 2336763, 2549196, 3115684, 4673526, 7010289, 9347052, 14020578, 28041156]

約数ペア:

[(1, 28041156), (2, 14020578), (3, 9347052), (4, 7010289), (6, 4673526), (9, 3115684), (11, 2549196), (12, 2336763), (13, 2157012), (18, 1557842), (22, 1274598), (26, 1078506), (33, 849732), (36, 778921), (39, 719004), (44, 637299), (52, 539253), (66, 424866), (78, 359502), (99, 283244), (117, 239668), (132, 212433), (143, 196092), (156, 179751), (169, 165924), (198, 141622), (234, 119834), (286, 98046), (338, 82962), (396, 70811), (419, 66924), (429, 65364), (468, 59917), (507, 55308), (572, 49023), (676, 41481), (838, 33462), (858, 32682), (1014, 27654), (1257, 22308), (1287, 21788), (1521, 18436), (1676, 16731), (1716, 16341), (1859, 15084), (2028, 13827), (2514, 11154), (2574, 10894), (3042, 9218), (3718, 7542), (3771, 7436), (4609, 6084), (5028, 5577), (5148, 5447)]