28690532

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 57859200

約数和(自身を除く): 29168668

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 71, 76, 142, 247, 284, 409, 494, 818, 923, 988, 1349, 1636, 1846, 2698, 3692, 5317, 5396, 7771, 10634, 15542, 17537, 21268, 29039, 31084, 35074, 58078, 70148, 101023, 116156, 202046, 377507, 404092, 551741, 755014, 1103482, 1510028, 2206964, 7172633, 14345266, 28690532]

約数ペア:

[(1, 28690532), (2, 14345266), (4, 7172633), (13, 2206964), (19, 1510028), (26, 1103482), (38, 755014), (52, 551741), (71, 404092), (76, 377507), (142, 202046), (247, 116156), (284, 101023), (409, 70148), (494, 58078), (818, 35074), (923, 31084), (988, 29039), (1349, 21268), (1636, 17537), (1846, 15542), (2698, 10634), (3692, 7771), (5317, 5396)]