29902005

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:287

約数の個数: 72

約数和(自身を含む): 61461504

約数和(自身を除く): 31559499

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 71, 105, 147, 191, 213, 245, 315, 355, 441, 497, 573, 639, 735, 955, 1065, 1337, 1491, 1719, 2205, 2485, 2865, 3195, 3479, 4011, 4473, 6685, 7455, 8595, 9359, 10437, 12033, 13561, 17395, 20055, 22365, 28077, 31311, 40683, 46795, 52185, 60165, 67805, 84231, 94927, 122049, 140385, 156555, 203415, 284781, 421155, 474635, 610245, 664489, 854343, 1423905, 1993467, 3322445, 4271715, 5980401, 9967335, 29902005]

約数ペア:

[(1, 29902005), (3, 9967335), (5, 5980401), (7, 4271715), (9, 3322445), (15, 1993467), (21, 1423905), (35, 854343), (45, 664489), (49, 610245), (63, 474635), (71, 421155), (105, 284781), (147, 203415), (191, 156555), (213, 140385), (245, 122049), (315, 94927), (355, 84231), (441, 67805), (497, 60165), (573, 52185), (639, 46795), (735, 40683), (955, 31311), (1065, 28077), (1337, 22365), (1491, 20055), (1719, 17395), (2205, 13561), (2485, 12033), (2865, 10437), (3195, 9359), (3479, 8595), (4011, 7455), (4473, 6685)]