391813303679

素因数分解:

$7^2\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{1097}}^1\times {\mathrm{1657}}^1$

素因数の和:2904

約数の個数: 48

約数和(自身を含む): 470689779168

約数和(自身を除く): 78876475489

約数列:

[1, 7, 49, 53, 83, 371, 581, 1097, 1657, 2597, 4067, 4399, 7679, 11599, 30793, 53753, 58141, 81193, 87821, 91051, 137531, 215551, 406987, 614747, 637357, 962717, 1817729, 2848909, 4303229, 4461499, 4825703, 6739019, 7289143, 12724103, 33779921, 51024001, 89068721, 96339637, 150871507, 236459447, 357168007, 674377459, 1056100549, 4720642213, 7392703843, 7996189871, 55973329097, 391813303679]

約数ペア:

[(1, 391813303679), (7, 55973329097), (49, 7996189871), (53, 7392703843), (83, 4720642213), (371, 1056100549), (581, 674377459), (1097, 357168007), (1657, 236459447), (2597, 150871507), (4067, 96339637), (4399, 89068721), (7679, 51024001), (11599, 33779921), (30793, 12724103), (53753, 7289143), (58141, 6739019), (81193, 4825703), (87821, 4461499), (91051, 4303229), (137531, 2848909), (215551, 1817729), (406987, 962717), (614747, 637357)]