31215808

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2207}}^1$

素因数の和:2249

約数の個数: 56

約数和(自身を含む): 70664832

約数和(自身を除く): 39449024

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 136, 208, 221, 272, 416, 442, 544, 832, 884, 1088, 1768, 2207, 3536, 4414, 7072, 8828, 14144, 17656, 28691, 35312, 37519, 57382, 70624, 75038, 114764, 141248, 150076, 229528, 300152, 459056, 487747, 600304, 918112, 975494, 1200608, 1836224, 1950988, 2401216, 3901976, 7803952, 15607904, 31215808]

約数ペア:

[(1, 31215808), (2, 15607904), (4, 7803952), (8, 3901976), (13, 2401216), (16, 1950988), (17, 1836224), (26, 1200608), (32, 975494), (34, 918112), (52, 600304), (64, 487747), (68, 459056), (104, 300152), (136, 229528), (208, 150076), (221, 141248), (272, 114764), (416, 75038), (442, 70624), (544, 57382), (832, 37519), (884, 35312), (1088, 28691), (1768, 17656), (2207, 14144), (3536, 8828), (4414, 7072)]