421572290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{787}}^1$

素因数の和:971

約数の個数: 64

約数和(自身を含む): 845593344

約数和(自身を除く): 424021054

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 137, 170, 230, 274, 391, 685, 782, 787, 1370, 1574, 1955, 2329, 3151, 3910, 3935, 4658, 6302, 7870, 11645, 13379, 15755, 18101, 23290, 26758, 31510, 36202, 53567, 66895, 90505, 107134, 107819, 133790, 181010, 215638, 267835, 307717, 535670, 539095, 615434, 1078190, 1538585, 1832923, 2479837, 3077170, 3665846, 4959674, 9164615, 12399185, 18329230, 24798370, 42157229, 84314458, 210786145, 421572290]

約数ペア:

[(1, 421572290), (2, 210786145), (5, 84314458), (10, 42157229), (17, 24798370), (23, 18329230), (34, 12399185), (46, 9164615), (85, 4959674), (115, 3665846), (137, 3077170), (170, 2479837), (230, 1832923), (274, 1538585), (391, 1078190), (685, 615434), (782, 539095), (787, 535670), (1370, 307717), (1574, 267835), (1955, 215638), (2329, 181010), (3151, 133790), (3910, 107819), (3935, 107134), (4658, 90505), (6302, 66895), (7870, 53567), (11645, 36202), (13379, 31510), (15755, 26758), (18101, 23290)]