38687403

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 55987200

約数和(自身を除く): 17299797

約数列:

[1, 3, 23, 53, 69, 71, 149, 159, 213, 447, 1219, 1633, 3427, 3657, 3763, 4899, 7897, 10281, 10579, 11289, 23691, 31737, 86549, 181631, 243317, 259647, 544893, 560687, 729951, 1682061, 12895801, 38687403]

約数ペア:

[(1, 38687403), (3, 12895801), (23, 1682061), (53, 729951), (69, 560687), (71, 544893), (149, 259647), (159, 243317), (213, 181631), (447, 86549), (1219, 31737), (1633, 23691), (3427, 11289), (3657, 10579), (3763, 10281), (4899, 7897)]