387198

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{439}}^1$

素因数の和:461

約数の個数: 36

約数和(自身を含む): 978120

約数和(自身を除く): 590922

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 439, 441, 878, 882, 1317, 2634, 3073, 3951, 6146, 7902, 9219, 18438, 21511, 27657, 43022, 55314, 64533, 129066, 193599, 387198]

約数ペア:

[(1, 387198), (2, 193599), (3, 129066), (6, 64533), (7, 55314), (9, 43022), (14, 27657), (18, 21511), (21, 18438), (42, 9219), (49, 7902), (63, 6146), (98, 3951), (126, 3073), (147, 2634), (294, 1317), (439, 882), (441, 878)]