81327116

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{467}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 163459296

約数和(自身を除く): 82132180

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 197, 221, 394, 442, 467, 788, 884, 934, 1868, 2561, 3349, 5122, 6071, 6698, 7939, 10244, 12142, 13396, 15878, 24284, 31756, 43537, 87074, 91999, 103207, 174148, 183998, 206414, 367996, 412828, 1195987, 1563983, 2391974, 3127966, 4783948, 6255932, 20331779, 40663558, 81327116]

約数ペア:

[(1, 81327116), (2, 40663558), (4, 20331779), (13, 6255932), (17, 4783948), (26, 3127966), (34, 2391974), (52, 1563983), (68, 1195987), (197, 412828), (221, 367996), (394, 206414), (442, 183998), (467, 174148), (788, 103207), (884, 91999), (934, 87074), (1868, 43537), (2561, 31756), (3349, 24284), (5122, 15878), (6071, 13396), (6698, 12142), (7939, 10244)]