212987484

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{6581}}^1$

素因数の和:6651

約数の個数: 72

約数和(自身を含む): 575003520

約数和(自身を除く): 362016036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 31, 36, 58, 62, 87, 93, 116, 124, 174, 186, 261, 279, 348, 372, 522, 558, 899, 1044, 1116, 1798, 2697, 3596, 5394, 6581, 8091, 10788, 13162, 16182, 19743, 26324, 32364, 39486, 59229, 78972, 118458, 190849, 204011, 236916, 381698, 408022, 572547, 612033, 763396, 816044, 1145094, 1224066, 1717641, 1836099, 2290188, 2448132, 3435282, 3672198, 5916319, 6870564, 7344396, 11832638, 17748957, 23665276, 35497914, 53246871, 70995828, 106493742, 212987484]

約数ペア:

[(1, 212987484), (2, 106493742), (3, 70995828), (4, 53246871), (6, 35497914), (9, 23665276), (12, 17748957), (18, 11832638), (29, 7344396), (31, 6870564), (36, 5916319), (58, 3672198), (62, 3435282), (87, 2448132), (93, 2290188), (116, 1836099), (124, 1717641), (174, 1224066), (186, 1145094), (261, 816044), (279, 763396), (348, 612033), (372, 572547), (522, 408022), (558, 381698), (899, 236916), (1044, 204011), (1116, 190849), (1798, 118458), (2697, 78972), (3596, 59229), (5394, 39486), (6581, 32364), (8091, 26324), (10788, 19743), (13162, 16182)]