31386828

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:303

約数の個数: 96

約数和(自身を含む): 86220288

約数和(自身を除く): 54833460

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 44, 51, 66, 68, 71, 102, 132, 142, 187, 197, 204, 213, 284, 374, 394, 426, 561, 591, 748, 781, 788, 852, 1122, 1182, 1207, 1562, 2167, 2244, 2343, 2364, 2414, 3124, 3349, 3621, 4334, 4686, 4828, 6501, 6698, 7242, 8668, 9372, 10047, 13002, 13277, 13396, 13987, 14484, 20094, 26004, 26554, 27974, 36839, 39831, 40188, 41961, 53108, 55948, 73678, 79662, 83922, 110517, 147356, 153857, 159324, 167844, 221034, 237779, 307714, 442068, 461571, 475558, 615428, 713337, 923142, 951116, 1426674, 1846284, 2615569, 2853348, 5231138, 7846707, 10462276, 15693414, 31386828]

約数ペア:

[(1, 31386828), (2, 15693414), (3, 10462276), (4, 7846707), (6, 5231138), (11, 2853348), (12, 2615569), (17, 1846284), (22, 1426674), (33, 951116), (34, 923142), (44, 713337), (51, 615428), (66, 475558), (68, 461571), (71, 442068), (102, 307714), (132, 237779), (142, 221034), (187, 167844), (197, 159324), (204, 153857), (213, 147356), (284, 110517), (374, 83922), (394, 79662), (426, 73678), (561, 55948), (591, 53108), (748, 41961), (781, 40188), (788, 39831), (852, 36839), (1122, 27974), (1182, 26554), (1207, 26004), (1562, 20094), (2167, 14484), (2244, 13987), (2343, 13396), (2364, 13277), (2414, 13002), (3124, 10047), (3349, 9372), (3621, 8668), (4334, 7242), (4686, 6698), (4828, 6501)]