16895025

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{631}}^1$

素因数の和:671

約数の個数: 72

約数和(自身を含む): 36676224

約数和(自身を除く): 19781199

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 25, 35, 45, 51, 63, 75, 85, 105, 119, 153, 175, 225, 255, 315, 357, 425, 525, 595, 631, 765, 1071, 1275, 1575, 1785, 1893, 2975, 3155, 3825, 4417, 5355, 5679, 8925, 9465, 10727, 13251, 15775, 22085, 26775, 28395, 32181, 39753, 47325, 53635, 66255, 75089, 96543, 110425, 141975, 160905, 198765, 225267, 268175, 331275, 375445, 482715, 675801, 804525, 993825, 1126335, 1877225, 2413575, 3379005, 5631675, 16895025]

約数ペア:

[(1, 16895025), (3, 5631675), (5, 3379005), (7, 2413575), (9, 1877225), (15, 1126335), (17, 993825), (21, 804525), (25, 675801), (35, 482715), (45, 375445), (51, 331275), (63, 268175), (75, 225267), (85, 198765), (105, 160905), (119, 141975), (153, 110425), (175, 96543), (225, 75089), (255, 66255), (315, 53635), (357, 47325), (425, 39753), (525, 32181), (595, 28395), (631, 26775), (765, 22085), (1071, 15775), (1275, 13251), (1575, 10727), (1785, 9465), (1893, 8925), (2975, 5679), (3155, 5355), (3825, 4417)]