121309384

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{461}}^1$

素因数の和:638

約数の個数: 64

約数和(自身を含む): 269660160

約数和(自身を除く): 148350776

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 127, 148, 254, 259, 296, 461, 508, 518, 889, 922, 1016, 1036, 1778, 1844, 2072, 3227, 3556, 3688, 4699, 6454, 7112, 9398, 12908, 17057, 18796, 25816, 32893, 34114, 37592, 58547, 65786, 68228, 117094, 119399, 131572, 136456, 234188, 238798, 263144, 409829, 468376, 477596, 819658, 955192, 1639316, 2166239, 3278632, 4332478, 8664956, 15163673, 17329912, 30327346, 60654692, 121309384]

約数ペア:

[(1, 121309384), (2, 60654692), (4, 30327346), (7, 17329912), (8, 15163673), (14, 8664956), (28, 4332478), (37, 3278632), (56, 2166239), (74, 1639316), (127, 955192), (148, 819658), (254, 477596), (259, 468376), (296, 409829), (461, 263144), (508, 238798), (518, 234188), (889, 136456), (922, 131572), (1016, 119399), (1036, 117094), (1778, 68228), (1844, 65786), (2072, 58547), (3227, 37592), (3556, 34114), (3688, 32893), (4699, 25816), (6454, 18796), (7112, 17057), (9398, 12908)]