388581752

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{677}}^1\times {\mathrm{5519}}^1$

素因数の和:6215

約数の個数: 32

約数和(自身を含む): 785937600

約数和(自身を除く): 397355848

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 677, 1354, 2708, 5416, 5519, 8801, 11038, 17602, 22076, 35204, 44152, 70408, 71747, 143494, 286988, 573976, 3736363, 7472726, 14945452, 29890904, 48572719, 97145438, 194290876, 388581752]

約数ペア:

[(1, 388581752), (2, 194290876), (4, 97145438), (8, 48572719), (13, 29890904), (26, 14945452), (52, 7472726), (104, 3736363), (677, 573976), (1354, 286988), (2708, 143494), (5416, 71747), (5519, 70408), (8801, 44152), (11038, 35204), (17602, 22076)]