28305397106

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{587}}^1\times {\mathrm{811}}^1$

素因数の和:1575

約数の個数: 64

約数和(自身を含む): 50602696704

約数和(自身を除く): 22297299598

約数列:

[1, 2, 7, 14, 31, 62, 137, 217, 274, 434, 587, 811, 959, 1174, 1622, 1918, 4109, 4247, 5677, 8218, 8494, 11354, 18197, 25141, 29729, 36394, 50282, 59458, 80419, 111107, 127379, 160838, 175987, 222214, 254758, 351974, 476057, 562933, 777749, 952114, 1125866, 1555498, 2492989, 3332399, 3444317, 4985978, 6664798, 6888634, 14757767, 17450923, 24110219, 29515534, 34901846, 48220438, 65219809, 103304369, 130439618, 206608738, 456538663, 913077326, 2021814079, 4043628158, 14152698553, 28305397106]

約数ペア:

[(1, 28305397106), (2, 14152698553), (7, 4043628158), (14, 2021814079), (31, 913077326), (62, 456538663), (137, 206608738), (217, 130439618), (274, 103304369), (434, 65219809), (587, 48220438), (811, 34901846), (959, 29515534), (1174, 24110219), (1622, 17450923), (1918, 14757767), (4109, 6888634), (4247, 6664798), (5677, 4985978), (8218, 3444317), (8494, 3332399), (11354, 2492989), (18197, 1555498), (25141, 1125866), (29729, 952114), (36394, 777749), (50282, 562933), (59458, 476057), (80419, 351974), (111107, 254758), (127379, 222214), (160838, 175987)]