23783175

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 47121984

約数和(自身を除く): 23338809

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 47, 65, 75, 117, 141, 173, 195, 225, 235, 325, 423, 519, 585, 611, 705, 865, 975, 1175, 1557, 1833, 2115, 2249, 2595, 2925, 3055, 3525, 4325, 5499, 6747, 7785, 8131, 9165, 10575, 11245, 12975, 15275, 20241, 24393, 27495, 33735, 38925, 40655, 45825, 56225, 73179, 101205, 105703, 121965, 137475, 168675, 203275, 317109, 365895, 506025, 528515, 609825, 951327, 1585545, 1829475, 2642575, 4756635, 7927725, 23783175]

約数ペア:

[(1, 23783175), (3, 7927725), (5, 4756635), (9, 2642575), (13, 1829475), (15, 1585545), (25, 951327), (39, 609825), (45, 528515), (47, 506025), (65, 365895), (75, 317109), (117, 203275), (141, 168675), (173, 137475), (195, 121965), (225, 105703), (235, 101205), (325, 73179), (423, 56225), (519, 45825), (585, 40655), (611, 38925), (705, 33735), (865, 27495), (975, 24393), (1175, 20241), (1557, 15275), (1833, 12975), (2115, 11245), (2249, 10575), (2595, 9165), (2925, 8131), (3055, 7785), (3525, 6747), (4325, 5499)]