642523518

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{392261}}^1$

素因数の和:392289

約数の個数: 48

約数和(自身を含む): 1713400416

約数和(自身を除く): 1070876898

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 392261, 784522, 1176783, 2353566, 2745827, 3530349, 5099393, 5491654, 7060698, 8237481, 10198786, 15298179, 16474962, 24712443, 30596358, 35695751, 45894537, 49424886, 71391502, 91789074, 107087253, 214174506, 321261759, 642523518]

約数ペア:

[(1, 642523518), (2, 321261759), (3, 214174506), (6, 107087253), (7, 91789074), (9, 71391502), (13, 49424886), (14, 45894537), (18, 35695751), (21, 30596358), (26, 24712443), (39, 16474962), (42, 15298179), (63, 10198786), (78, 8237481), (91, 7060698), (117, 5491654), (126, 5099393), (182, 3530349), (234, 2745827), (273, 2353566), (546, 1176783), (819, 784522), (1638, 392261)]