1977649926

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{27077}}^1$

素因数の和:27173

約数の個数: 64

約数和(自身を含む): 4741466112

約数和(自身を除く): 2763816186

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 47, 74, 94, 111, 141, 222, 259, 282, 329, 518, 658, 777, 987, 1554, 1739, 1974, 3478, 5217, 10434, 12173, 24346, 27077, 36519, 54154, 73038, 81231, 162462, 189539, 379078, 568617, 1001849, 1137234, 1272619, 2003698, 2545238, 3005547, 3817857, 6011094, 7012943, 7635714, 8908333, 14025886, 17816666, 21038829, 26724999, 42077658, 47086903, 53449998, 94173806, 141260709, 282521418, 329608321, 659216642, 988824963, 1977649926]

約数ペア:

[(1, 1977649926), (2, 988824963), (3, 659216642), (6, 329608321), (7, 282521418), (14, 141260709), (21, 94173806), (37, 53449998), (42, 47086903), (47, 42077658), (74, 26724999), (94, 21038829), (111, 17816666), (141, 14025886), (222, 8908333), (259, 7635714), (282, 7012943), (329, 6011094), (518, 3817857), (658, 3005547), (777, 2545238), (987, 2003698), (1554, 1272619), (1739, 1137234), (1974, 1001849), (3478, 568617), (5217, 379078), (10434, 189539), (12173, 162462), (24346, 81231), (27077, 73038), (36519, 54154)]