221819262

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{1193}}^1$

素因数の和:1457

約数の個数: 64

約数和(自身を含む): 536440320

約数和(自身を除く): 314621058

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 233, 266, 399, 466, 699, 798, 1193, 1398, 1631, 2386, 3262, 3579, 4427, 4893, 7158, 8351, 8854, 9786, 13281, 16702, 22667, 25053, 26562, 30989, 45334, 50106, 61978, 68001, 92967, 136002, 158669, 185934, 277969, 317338, 476007, 555938, 833907, 952014, 1667814, 1945783, 3891566, 5281411, 5837349, 10562822, 11674698, 15844233, 31688466, 36969877, 73939754, 110909631, 221819262]

約数ペア:

[(1, 221819262), (2, 110909631), (3, 73939754), (6, 36969877), (7, 31688466), (14, 15844233), (19, 11674698), (21, 10562822), (38, 5837349), (42, 5281411), (57, 3891566), (114, 1945783), (133, 1667814), (233, 952014), (266, 833907), (399, 555938), (466, 476007), (699, 317338), (798, 277969), (1193, 185934), (1398, 158669), (1631, 136002), (2386, 92967), (3262, 68001), (3579, 61978), (4427, 50106), (4893, 45334), (7158, 30989), (8351, 26562), (8854, 25053), (9786, 22667), (13281, 16702)]