23803725

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 44990176

約数和(自身を除く): 21186451

約数列:

[1, 3, 5, 11, 15, 25, 33, 43, 55, 61, 75, 121, 129, 165, 183, 215, 275, 305, 363, 473, 605, 645, 671, 825, 915, 1075, 1419, 1525, 1815, 2013, 2365, 2623, 3025, 3225, 3355, 4575, 5203, 7095, 7381, 7869, 9075, 10065, 11825, 13115, 15609, 16775, 22143, 26015, 28853, 35475, 36905, 39345, 50325, 65575, 78045, 86559, 110715, 130075, 144265, 184525, 196725, 317383, 390225, 432795, 553575, 721325, 952149, 1586915, 2163975, 4760745, 7934575, 23803725]

約数ペア:

[(1, 23803725), (3, 7934575), (5, 4760745), (11, 2163975), (15, 1586915), (25, 952149), (33, 721325), (43, 553575), (55, 432795), (61, 390225), (75, 317383), (121, 196725), (129, 184525), (165, 144265), (183, 130075), (215, 110715), (275, 86559), (305, 78045), (363, 65575), (473, 50325), (605, 39345), (645, 36905), (671, 35475), (825, 28853), (915, 26015), (1075, 22143), (1419, 16775), (1525, 15609), (1815, 13115), (2013, 11825), (2365, 10065), (2623, 9075), (3025, 7869), (3225, 7381), (3355, 7095), (4575, 5203)]