381301921

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{1217}}^1$

素因数の和:1561

約数の個数: 32

約数和(自身を含む): 514015488

約数和(自身を除く): 132713567

約数列:

[1, 7, 11, 13, 77, 91, 143, 313, 1001, 1217, 2191, 3443, 4069, 8519, 13387, 15821, 24101, 28483, 44759, 93709, 110747, 174031, 313313, 380921, 1218217, 2666447, 4190131, 4951973, 29330917, 34663811, 54471703, 381301921]

約数ペア:

[(1, 381301921), (7, 54471703), (11, 34663811), (13, 29330917), (77, 4951973), (91, 4190131), (143, 2666447), (313, 1218217), (1001, 380921), (1217, 313313), (2191, 174031), (3443, 110747), (4069, 93709), (8519, 44759), (13387, 28483), (15821, 24101)]