31178056

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{379}}^1$

素因数の和:518

約数の個数: 64

約数和(自身を含む): 72777600

約数和(自身を除く): 41599544

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 113, 182, 226, 364, 379, 452, 728, 758, 791, 904, 1469, 1516, 1582, 2653, 2938, 3032, 3164, 4927, 5306, 5876, 6328, 9854, 10283, 10612, 11752, 19708, 20566, 21224, 34489, 39416, 41132, 42827, 68978, 82264, 85654, 137956, 171308, 275912, 299789, 342616, 556751, 599578, 1113502, 1199156, 2227004, 2398312, 3897257, 4454008, 7794514, 15589028, 31178056]

約数ペア:

[(1, 31178056), (2, 15589028), (4, 7794514), (7, 4454008), (8, 3897257), (13, 2398312), (14, 2227004), (26, 1199156), (28, 1113502), (52, 599578), (56, 556751), (91, 342616), (104, 299789), (113, 275912), (182, 171308), (226, 137956), (364, 85654), (379, 82264), (452, 68978), (728, 42827), (758, 41132), (791, 39416), (904, 34489), (1469, 21224), (1516, 20566), (1582, 19708), (2653, 11752), (2938, 10612), (3032, 10283), (3164, 9854), (4927, 6328), (5306, 5876)]