28539406

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3461}}^1$

素因数の和:3520

約数の個数: 32

約数和(自身を含む): 53176320

約数和(自身を除く): 24636914

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 133, 217, 266, 434, 589, 1178, 3461, 4123, 6922, 8246, 24227, 48454, 65759, 107291, 131518, 214582, 460313, 751037, 920626, 1502074, 2038529, 4077058, 14269703, 28539406]

約数ペア:

[(1, 28539406), (2, 14269703), (7, 4077058), (14, 2038529), (19, 1502074), (31, 920626), (38, 751037), (62, 460313), (133, 214582), (217, 131518), (266, 107291), (434, 65759), (589, 48454), (1178, 24227), (3461, 8246), (4123, 6922)]