1215691790

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{383}}^1\times {\mathrm{2423}}^1$

素因数の和:2944

約数の個数: 32

約数和(自身を含む): 2211618816

約数和(自身を除く): 995927026

約数列:

[1, 2, 5, 10, 131, 262, 383, 655, 766, 1310, 1915, 2423, 3830, 4846, 12115, 24230, 50173, 100346, 250865, 317413, 501730, 634826, 928009, 1587065, 1856018, 3174130, 4640045, 9280090, 121569179, 243138358, 607845895, 1215691790]

約数ペア:

[(1, 1215691790), (2, 607845895), (5, 243138358), (10, 121569179), (131, 9280090), (262, 4640045), (383, 3174130), (655, 1856018), (766, 1587065), (1310, 928009), (1915, 634826), (2423, 501730), (3830, 317413), (4846, 250865), (12115, 100346), (24230, 50173)]