1415388

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 3656576

約数和(自身を除く): 2241188

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 129, 156, 172, 211, 258, 422, 516, 559, 633, 844, 1118, 1266, 1677, 2236, 2532, 2743, 3354, 5486, 6708, 8229, 9073, 10972, 16458, 18146, 27219, 32916, 36292, 54438, 108876, 117949, 235898, 353847, 471796, 707694, 1415388]

約数ペア:

[(1, 1415388), (2, 707694), (3, 471796), (4, 353847), (6, 235898), (12, 117949), (13, 108876), (26, 54438), (39, 36292), (43, 32916), (52, 27219), (78, 18146), (86, 16458), (129, 10972), (156, 9073), (172, 8229), (211, 6708), (258, 5486), (422, 3354), (516, 2743), (559, 2532), (633, 2236), (844, 1677), (1118, 1266)]