220101975

素因数分解:

$3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19181}}^1$

素因数の和:19217

約数の個数: 48

約数和(自身を含む): 428142240

約数和(自身を除く): 208040265

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 85, 135, 153, 225, 255, 425, 459, 675, 765, 1275, 2295, 3825, 11475, 19181, 57543, 95905, 172629, 287715, 326077, 479525, 517887, 863145, 978231, 1438575, 1630385, 2589435, 2934693, 4315725, 4891155, 8151925, 8804079, 12947175, 14673465, 24455775, 44020395, 73367325, 220101975]

約数ペア:

[(1, 220101975), (3, 73367325), (5, 44020395), (9, 24455775), (15, 14673465), (17, 12947175), (25, 8804079), (27, 8151925), (45, 4891155), (51, 4315725), (75, 2934693), (85, 2589435), (135, 1630385), (153, 1438575), (225, 978231), (255, 863145), (425, 517887), (459, 479525), (675, 326077), (765, 287715), (1275, 172629), (2295, 95905), (3825, 57543), (11475, 19181)]