128967776

素因数分解:

$2^5\times 7^1\times {\mathrm{241}}^1\times {\mathrm{2389}}^1$

素因数の和:2647

約数の個数: 48

約数和(自身を含む): 291503520

約数和(自身を除く): 162535744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 241, 482, 964, 1687, 1928, 2389, 3374, 3856, 4778, 6748, 7712, 9556, 13496, 16723, 19112, 26992, 33446, 38224, 53984, 66892, 76448, 133784, 267568, 535136, 575749, 1151498, 2302996, 4030243, 4605992, 8060486, 9211984, 16120972, 18423968, 32241944, 64483888, 128967776]

約数ペア:

[(1, 128967776), (2, 64483888), (4, 32241944), (7, 18423968), (8, 16120972), (14, 9211984), (16, 8060486), (28, 4605992), (32, 4030243), (56, 2302996), (112, 1151498), (224, 575749), (241, 535136), (482, 267568), (964, 133784), (1687, 76448), (1928, 66892), (2389, 53984), (3374, 38224), (3856, 33446), (4778, 26992), (6748, 19112), (7712, 16723), (9556, 13496)]