71766975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{613}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 136435712

約数和(自身を除く): 64668737

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 223, 525, 613, 669, 1115, 1561, 1839, 3065, 3345, 4291, 4683, 5575, 7805, 9195, 12873, 15325, 16725, 21455, 23415, 39025, 45975, 64365, 107275, 117075, 136699, 321825, 410097, 683495, 956893, 2050485, 2870679, 3417475, 4784465, 10252425, 14353395, 23922325, 71766975]

約数ペア:

[(1, 71766975), (3, 23922325), (5, 14353395), (7, 10252425), (15, 4784465), (21, 3417475), (25, 2870679), (35, 2050485), (75, 956893), (105, 683495), (175, 410097), (223, 321825), (525, 136699), (613, 117075), (669, 107275), (1115, 64365), (1561, 45975), (1839, 39025), (3065, 23415), (3345, 21455), (4291, 16725), (4683, 15325), (5575, 12873), (7805, 9195)]