72190053

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 116953200

約数和(自身を除く): 44763147

約数列:

[1, 3, 9, 13, 39, 41, 101, 117, 123, 149, 303, 369, 447, 533, 909, 1313, 1341, 1599, 1937, 3939, 4141, 4797, 5811, 6109, 11817, 12423, 15049, 17433, 18327, 37269, 45147, 53833, 54981, 79417, 135441, 161499, 195637, 238251, 484497, 586911, 617009, 714753, 1760733, 1851027, 5553081, 8021117, 24063351, 72190053]

約数ペア:

[(1, 72190053), (3, 24063351), (9, 8021117), (13, 5553081), (39, 1851027), (41, 1760733), (101, 714753), (117, 617009), (123, 586911), (149, 484497), (303, 238251), (369, 195637), (447, 161499), (533, 135441), (909, 79417), (1313, 54981), (1341, 53833), (1599, 45147), (1937, 37269), (3939, 18327), (4141, 17433), (4797, 15049), (5811, 12423), (6109, 11817)]