987376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:169

約数の個数: 40

約数和(自身を含む): 2124864

約数和(自身を除く): 1137488

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 101, 104, 188, 202, 208, 376, 404, 611, 752, 808, 1222, 1313, 1616, 2444, 2626, 4747, 4888, 5252, 9494, 9776, 10504, 18988, 21008, 37976, 61711, 75952, 123422, 246844, 493688, 987376]

約数ペア:

[(1, 987376), (2, 493688), (4, 246844), (8, 123422), (13, 75952), (16, 61711), (26, 37976), (47, 21008), (52, 18988), (94, 10504), (101, 9776), (104, 9494), (188, 5252), (202, 4888), (208, 4747), (376, 2626), (404, 2444), (611, 1616), (752, 1313), (808, 1222)]