312908528

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{18859}}^1$

素因数の和:18945

約数の個数: 40

約数和(自身を含む): 652480560

約数和(自身を除く): 339572032

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 122, 136, 244, 272, 488, 976, 1037, 2074, 4148, 8296, 16592, 18859, 37718, 75436, 150872, 301744, 320603, 641206, 1150399, 1282412, 2300798, 2564824, 4601596, 5129648, 9203192, 18406384, 19556783, 39113566, 78227132, 156454264, 312908528]

約数ペア:

[(1, 312908528), (2, 156454264), (4, 78227132), (8, 39113566), (16, 19556783), (17, 18406384), (34, 9203192), (61, 5129648), (68, 4601596), (122, 2564824), (136, 2300798), (244, 1282412), (272, 1150399), (488, 641206), (976, 320603), (1037, 301744), (2074, 150872), (4148, 75436), (8296, 37718), (16592, 18859)]