398194936

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 785220480

約数和(自身を除く): 387025544

約数列:

[1, 2, 4, 8, 53, 67, 106, 107, 131, 134, 212, 214, 262, 268, 424, 428, 524, 536, 856, 1048, 3551, 5671, 6943, 7102, 7169, 8777, 11342, 13886, 14017, 14204, 14338, 17554, 22684, 27772, 28034, 28408, 28676, 35108, 45368, 55544, 56068, 57352, 70216, 112136, 379957, 465181, 742901, 759914, 930362, 939139, 1485802, 1519828, 1860724, 1878278, 2971604, 3039656, 3721448, 3756556, 5943208, 7513112, 49774367, 99548734, 199097468, 398194936]

約数ペア:

[(1, 398194936), (2, 199097468), (4, 99548734), (8, 49774367), (53, 7513112), (67, 5943208), (106, 3756556), (107, 3721448), (131, 3039656), (134, 2971604), (212, 1878278), (214, 1860724), (262, 1519828), (268, 1485802), (424, 939139), (428, 930362), (524, 759914), (536, 742901), (856, 465181), (1048, 379957), (3551, 112136), (5671, 70216), (6943, 57352), (7102, 56068), (7169, 55544), (8777, 45368), (11342, 35108), (13886, 28676), (14017, 28408), (14204, 28034), (14338, 27772), (17554, 22684)]