64211672

素因数分解:

$2^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{11821}}^1$

素因数の和:11931

約数の個数: 32

約数和(自身を含む): 139026720

約数和(自身を除く): 74815048

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 97, 194, 388, 679, 776, 1358, 2716, 5432, 11821, 23642, 47284, 82747, 94568, 165494, 330988, 661976, 1146637, 2293274, 4586548, 8026459, 9173096, 16052918, 32105836, 64211672]

約数ペア:

[(1, 64211672), (2, 32105836), (4, 16052918), (7, 9173096), (8, 8026459), (14, 4586548), (28, 2293274), (56, 1146637), (97, 661976), (194, 330988), (388, 165494), (679, 94568), (776, 82747), (1358, 47284), (2716, 23642), (5432, 11821)]