15915691701

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2159231}}^1$

素因数の和:2159263

約数の個数: 40

約数和(自身を含む): 29261912064

約数和(自身を除く): 13346220363

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 273, 351, 567, 819, 1053, 2457, 7371, 2159231, 6477693, 15114617, 19433079, 28070003, 45343851, 58299237, 84210009, 136031553, 174897711, 196490021, 252630027, 408094659, 589470063, 757890081, 1224283977, 1768410189, 2273670243, 5305230567, 15915691701]

約数ペア:

[(1, 15915691701), (3, 5305230567), (7, 2273670243), (9, 1768410189), (13, 1224283977), (21, 757890081), (27, 589470063), (39, 408094659), (63, 252630027), (81, 196490021), (91, 174897711), (117, 136031553), (189, 84210009), (273, 58299237), (351, 45343851), (567, 28070003), (819, 19433079), (1053, 15114617), (2457, 6477693), (7371, 2159231)]