378456

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1213}}^1$

素因数の和:1235

約数の個数: 32

約数和(自身を含む): 1019760

約数和(自身を除く): 641304

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 1213, 2426, 3639, 4852, 7278, 9704, 14556, 15769, 29112, 31538, 47307, 63076, 94614, 126152, 189228, 378456]

約数ペア:

[(1, 378456), (2, 189228), (3, 126152), (4, 94614), (6, 63076), (8, 47307), (12, 31538), (13, 29112), (24, 15769), (26, 14556), (39, 9704), (52, 7278), (78, 4852), (104, 3639), (156, 2426), (312, 1213)]