72021404

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{821}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 155956416

約数和(自身を除く): 83935012

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 241, 364, 482, 821, 964, 1642, 1687, 3133, 3284, 3374, 5747, 6266, 6748, 10673, 11494, 12532, 21346, 21931, 22988, 42692, 43862, 74711, 87724, 149422, 197861, 298844, 395722, 791444, 1385027, 2572193, 2770054, 5144386, 5540108, 10288772, 18005351, 36010702, 72021404]

約数ペア:

[(1, 72021404), (2, 36010702), (4, 18005351), (7, 10288772), (13, 5540108), (14, 5144386), (26, 2770054), (28, 2572193), (52, 1385027), (91, 791444), (182, 395722), (241, 298844), (364, 197861), (482, 149422), (821, 87724), (964, 74711), (1642, 43862), (1687, 42692), (3133, 22988), (3284, 21931), (3374, 21346), (5747, 12532), (6266, 11494), (6748, 10673)]