81284418

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{823}}^1$

素因数の和:924

約数の個数: 64

約数和(自身を含む): 189849600

約数和(自身を除く): 108565182

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 59, 62, 93, 118, 177, 186, 279, 354, 531, 558, 823, 837, 1062, 1593, 1646, 1674, 1829, 2469, 3186, 3658, 4938, 5487, 7407, 10974, 14814, 16461, 22221, 25513, 32922, 44442, 48557, 49383, 51026, 76539, 97114, 98766, 145671, 153078, 229617, 291342, 437013, 459234, 688851, 874026, 1311039, 1377702, 1505267, 2622078, 3010534, 4515801, 9031602, 13547403, 27094806, 40642209, 81284418]

約数ペア:

[(1, 81284418), (2, 40642209), (3, 27094806), (6, 13547403), (9, 9031602), (18, 4515801), (27, 3010534), (31, 2622078), (54, 1505267), (59, 1377702), (62, 1311039), (93, 874026), (118, 688851), (177, 459234), (186, 437013), (279, 291342), (354, 229617), (531, 153078), (558, 145671), (823, 98766), (837, 97114), (1062, 76539), (1593, 51026), (1646, 49383), (1674, 48557), (1829, 44442), (2469, 32922), (3186, 25513), (3658, 22221), (4938, 16461), (5487, 14814), (7407, 10974)]