401067888

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{642737}}^1$

素因数の和:642761

約数の個数: 40

約数和(自身を含む): 1115793168

約数和(自身を除く): 714725280

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 642737, 1285474, 1928211, 2570948, 3856422, 5141896, 7712844, 8355581, 10283792, 15425688, 16711162, 25066743, 30851376, 33422324, 50133486, 66844648, 100266972, 133689296, 200533944, 401067888]

約数ペア:

[(1, 401067888), (2, 200533944), (3, 133689296), (4, 100266972), (6, 66844648), (8, 50133486), (12, 33422324), (13, 30851376), (16, 25066743), (24, 16711162), (26, 15425688), (39, 10283792), (48, 8355581), (52, 7712844), (78, 5141896), (104, 3856422), (156, 2570948), (208, 1928211), (312, 1285474), (624, 642737)]