156978736

素因数分解:

$2^4\times {\mathrm{331}}^1\times {\mathrm{29641}}^1$

素因数の和:29980

約数の個数: 20

約数和(自身を含む): 305075464

約数和(自身を除く): 148096728

約数列:

[1, 2, 4, 8, 16, 331, 662, 1324, 2648, 5296, 29641, 59282, 118564, 237128, 474256, 9811171, 19622342, 39244684, 78489368, 156978736]

約数ペア:

[(1, 156978736), (2, 78489368), (4, 39244684), (8, 19622342), (16, 9811171), (331, 474256), (662, 237128), (1324, 118564), (2648, 59282), (5296, 29641)]