193988019745

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{691}}^1\times {\mathrm{19543}}^1$

素因数の和:20282

約数の個数: 48

約数和(自身を含む): 267297190272

約数和(自身を除く): 73309170527

約数列:

[1, 5, 13, 17, 65, 85, 169, 221, 691, 845, 1105, 2873, 3455, 8983, 11747, 14365, 19543, 44915, 58735, 97715, 116779, 152711, 254059, 332231, 583895, 763555, 1270295, 1661155, 1985243, 3302767, 4319003, 9926215, 13504213, 16513835, 21595015, 56147039, 67521065, 175554769, 229571621, 280735195, 877773845, 1147858105, 2282211997, 2984431073, 11411059985, 14922155365, 38797603949, 193988019745]

約数ペア:

[(1, 193988019745), (5, 38797603949), (13, 14922155365), (17, 11411059985), (65, 2984431073), (85, 2282211997), (169, 1147858105), (221, 877773845), (691, 280735195), (845, 229571621), (1105, 175554769), (2873, 67521065), (3455, 56147039), (8983, 21595015), (11747, 16513835), (14365, 13504213), (19543, 9926215), (44915, 4319003), (58735, 3302767), (97715, 1985243), (116779, 1661155), (152711, 1270295), (254059, 763555), (332231, 583895)]