815837256

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{871621}}^1$

素因数の和:871646

約数の個数: 48

約数和(自身を含む): 2379528060

約数和(自身を除く): 1563690804

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 871621, 1743242, 2614863, 3486484, 5229726, 6972968, 7844589, 10459452, 11331073, 15689178, 20918904, 22662146, 31378356, 33993219, 45324292, 62756712, 67986438, 90648584, 101979657, 135972876, 203959314, 271945752, 407918628, 815837256]

約数ペア:

[(1, 815837256), (2, 407918628), (3, 271945752), (4, 203959314), (6, 135972876), (8, 101979657), (9, 90648584), (12, 67986438), (13, 62756712), (18, 45324292), (24, 33993219), (26, 31378356), (36, 22662146), (39, 20918904), (52, 15689178), (72, 11331073), (78, 10459452), (104, 7844589), (117, 6972968), (156, 5229726), (234, 3486484), (312, 2614863), (468, 1743242), (936, 871621)]