7914225

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 14624064

約数和(自身を除く): 6709839

約数列:

[1, 3, 5, 11, 15, 25, 33, 53, 55, 75, 159, 165, 181, 265, 275, 543, 583, 795, 825, 905, 1325, 1749, 1991, 2715, 2915, 3975, 4525, 5973, 8745, 9593, 9955, 13575, 14575, 28779, 29865, 43725, 47965, 49775, 105523, 143895, 149325, 239825, 316569, 527615, 719475, 1582845, 2638075, 7914225]

約数ペア:

[(1, 7914225), (3, 2638075), (5, 1582845), (11, 719475), (15, 527615), (25, 316569), (33, 239825), (53, 149325), (55, 143895), (75, 105523), (159, 49775), (165, 47965), (181, 43725), (265, 29865), (275, 28779), (543, 14575), (583, 13575), (795, 9955), (825, 9593), (905, 8745), (1325, 5973), (1749, 4525), (1991, 3975), (2715, 2915)]