31383976

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 64562400

約数和(自身を除く): 33178424

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 139, 167, 169, 278, 334, 338, 556, 668, 676, 1112, 1336, 1352, 1807, 2171, 3614, 4342, 7228, 8684, 14456, 17368, 23213, 23491, 28223, 46426, 46982, 56446, 92852, 93964, 112892, 185704, 187928, 225784, 301769, 603538, 1207076, 2414152, 3922997, 7845994, 15691988, 31383976]

約数ペア:

[(1, 31383976), (2, 15691988), (4, 7845994), (8, 3922997), (13, 2414152), (26, 1207076), (52, 603538), (104, 301769), (139, 225784), (167, 187928), (169, 185704), (278, 112892), (334, 93964), (338, 92852), (556, 56446), (668, 46982), (676, 46426), (1112, 28223), (1336, 23491), (1352, 23213), (1807, 17368), (2171, 14456), (3614, 8684), (4342, 7228)]