991619304

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{3178267}}^1$

素因数の和:3178289

約数の個数: 32

約数和(自身を含む): 2669745120

約数和(自身を除く): 1678125816

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 3178267, 6356534, 9534801, 12713068, 19069602, 25426136, 38139204, 41317471, 76278408, 82634942, 123952413, 165269884, 247904826, 330539768, 495809652, 991619304]

約数ペア:

[(1, 991619304), (2, 495809652), (3, 330539768), (4, 247904826), (6, 165269884), (8, 123952413), (12, 82634942), (13, 76278408), (24, 41317471), (26, 38139204), (39, 25426136), (52, 19069602), (78, 12713068), (104, 9534801), (156, 6356534), (312, 3178267)]