201899408

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{331}}^1\times {\mathrm{569}}^1$

素因数の和:975

約数の個数: 40

約数和(自身を含む): 398917920

約数和(自身を除く): 197018512

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 331, 536, 569, 662, 1072, 1138, 1324, 2276, 2648, 4552, 5296, 9104, 22177, 38123, 44354, 76246, 88708, 152492, 177416, 188339, 304984, 354832, 376678, 609968, 753356, 1506712, 3013424, 12618713, 25237426, 50474852, 100949704, 201899408]

約数ペア:

[(1, 201899408), (2, 100949704), (4, 50474852), (8, 25237426), (16, 12618713), (67, 3013424), (134, 1506712), (268, 753356), (331, 609968), (536, 376678), (569, 354832), (662, 304984), (1072, 188339), (1138, 177416), (1324, 152492), (2276, 88708), (2648, 76246), (4552, 44354), (5296, 38123), (9104, 22177)]