391995248

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{46489}}^1$

素因数の和:46545

約数の個数: 40

約数和(自身を含む): 830125440

約数和(自身を除く): 438130192

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 4216, 8432, 46489, 92978, 185956, 371912, 743824, 790313, 1441159, 1580626, 2882318, 3161252, 5764636, 6322504, 11529272, 12645008, 23058544, 24499703, 48999406, 97998812, 195997624, 391995248]

約数ペア:

[(1, 391995248), (2, 195997624), (4, 97998812), (8, 48999406), (16, 24499703), (17, 23058544), (31, 12645008), (34, 11529272), (62, 6322504), (68, 5764636), (124, 3161252), (136, 2882318), (248, 1580626), (272, 1441159), (496, 790313), (527, 743824), (1054, 371912), (2108, 185956), (4216, 92978), (8432, 46489)]