210406

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:148

約数の個数: 24

約数和(自身を含む): 389880

約数和(自身を除く): 179474

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 113, 133, 226, 266, 791, 931, 1582, 1862, 2147, 4294, 5537, 11074, 15029, 30058, 105203, 210406]

約数ペア:

[(1, 210406), (2, 105203), (7, 30058), (14, 15029), (19, 11074), (38, 5537), (49, 4294), (98, 2147), (113, 1862), (133, 1582), (226, 931), (266, 791)]