394506

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:147

約数の個数: 48

約数和(自身を含む): 1018368

約数和(自身を除く): 623862

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 62, 63, 93, 101, 126, 186, 202, 217, 279, 303, 434, 558, 606, 651, 707, 909, 1302, 1414, 1818, 1953, 2121, 3131, 3906, 4242, 6262, 6363, 9393, 12726, 18786, 21917, 28179, 43834, 56358, 65751, 131502, 197253, 394506]

約数ペア:

[(1, 394506), (2, 197253), (3, 131502), (6, 65751), (7, 56358), (9, 43834), (14, 28179), (18, 21917), (21, 18786), (31, 12726), (42, 9393), (62, 6363), (63, 6262), (93, 4242), (101, 3906), (126, 3131), (186, 2121), (202, 1953), (217, 1818), (279, 1414), (303, 1302), (434, 909), (558, 707), (606, 651)]