391343366975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{3221}}^1\times {\mathrm{5323}}^1$

素因数の和:8648

約数の個数: 48

約数和(自身を含む): 536025942144

約数和(自身を除く): 144682575169

約数列:

[1, 5, 11, 25, 55, 83, 275, 415, 913, 2075, 3221, 4565, 5323, 16105, 22825, 26615, 35431, 58553, 80525, 133075, 177155, 267343, 292765, 441809, 885775, 1336715, 1463825, 2209045, 2940773, 4859899, 6683575, 11045225, 14703865, 17145383, 24299495, 73519325, 85726915, 121497475, 188599213, 428634575, 942996065, 1423066789, 4714980325, 7115333945, 15653734679, 35576669725, 78268673395, 391343366975]

約数ペア:

[(1, 391343366975), (5, 78268673395), (11, 35576669725), (25, 15653734679), (55, 7115333945), (83, 4714980325), (275, 1423066789), (415, 942996065), (913, 428634575), (2075, 188599213), (3221, 121497475), (4565, 85726915), (5323, 73519325), (16105, 24299495), (22825, 17145383), (26615, 14703865), (35431, 11045225), (58553, 6683575), (80525, 4859899), (133075, 2940773), (177155, 2209045), (267343, 1463825), (292765, 1336715), (441809, 885775)]