28846986

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 68428800

約数和(自身を除く): 39581814

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 107, 131, 147, 214, 262, 294, 321, 343, 393, 642, 686, 749, 786, 917, 1029, 1498, 1834, 2058, 2247, 2751, 4494, 5243, 5502, 6419, 10486, 12838, 14017, 15729, 19257, 28034, 31458, 36701, 38514, 42051, 44933, 73402, 84102, 89866, 98119, 110103, 134799, 196238, 220206, 269598, 294357, 588714, 686833, 1373666, 2060499, 4120998, 4807831, 9615662, 14423493, 28846986]

約数ペア:

[(1, 28846986), (2, 14423493), (3, 9615662), (6, 4807831), (7, 4120998), (14, 2060499), (21, 1373666), (42, 686833), (49, 588714), (98, 294357), (107, 269598), (131, 220206), (147, 196238), (214, 134799), (262, 110103), (294, 98119), (321, 89866), (343, 84102), (393, 73402), (642, 44933), (686, 42051), (749, 38514), (786, 36701), (917, 31458), (1029, 28034), (1498, 19257), (1834, 15729), (2058, 14017), (2247, 12838), (2751, 10486), (4494, 6419), (5243, 5502)]