1245344555

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12613}}^1$

素因数の和:12676

約数の個数: 48

約数和(自身を含む): 1932666624

約数和(自身を除く): 687322069

約数列:

[1, 5, 7, 13, 31, 35, 49, 65, 91, 155, 217, 245, 403, 455, 637, 1085, 1519, 2015, 2821, 3185, 7595, 12613, 14105, 19747, 63065, 88291, 98735, 163969, 391003, 441455, 618037, 819845, 1147783, 1955015, 2737021, 3090185, 5083039, 5738915, 8034481, 13685105, 19159147, 25415195, 35581273, 40172405, 95795735, 177906365, 249068911, 1245344555]

約数ペア:

[(1, 1245344555), (5, 249068911), (7, 177906365), (13, 95795735), (31, 40172405), (35, 35581273), (49, 25415195), (65, 19159147), (91, 13685105), (155, 8034481), (217, 5738915), (245, 5083039), (403, 3090185), (455, 2737021), (637, 1955015), (1085, 1147783), (1519, 819845), (2015, 618037), (2821, 441455), (3185, 391003), (7595, 163969), (12613, 98735), (14105, 88291), (19747, 63065)]