870863084

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:536

約数の個数: 108

約数和(自身を含む): 1955687328

約数和(自身を除く): 1084824244

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 61, 91, 98, 122, 169, 182, 196, 244, 338, 364, 427, 431, 637, 676, 793, 854, 862, 1183, 1274, 1586, 1708, 1724, 2366, 2548, 2989, 3017, 3172, 4732, 5551, 5603, 5978, 6034, 8281, 10309, 11102, 11206, 11956, 12068, 16562, 20618, 21119, 22204, 22412, 26291, 33124, 38857, 39221, 41236, 42238, 52582, 72163, 72839, 77714, 78442, 84476, 105164, 144326, 145678, 155428, 156884, 184037, 274547, 288652, 291356, 341783, 368074, 505141, 509873, 549094, 683566, 736148, 1010282, 1019746, 1098188, 1288259, 1367132, 2020564, 2039492, 2392481, 2576518, 3569111, 4443179, 4784962, 5153036, 7138222, 8886358, 9569924, 14276444, 16747367, 17772716, 31102253, 33494734, 62204506, 66989468, 124409012, 217715771, 435431542, 870863084]

約数ペア:

[(1, 870863084), (2, 435431542), (4, 217715771), (7, 124409012), (13, 66989468), (14, 62204506), (26, 33494734), (28, 31102253), (49, 17772716), (52, 16747367), (61, 14276444), (91, 9569924), (98, 8886358), (122, 7138222), (169, 5153036), (182, 4784962), (196, 4443179), (244, 3569111), (338, 2576518), (364, 2392481), (427, 2039492), (431, 2020564), (637, 1367132), (676, 1288259), (793, 1098188), (854, 1019746), (862, 1010282), (1183, 736148), (1274, 683566), (1586, 549094), (1708, 509873), (1724, 505141), (2366, 368074), (2548, 341783), (2989, 291356), (3017, 288652), (3172, 274547), (4732, 184037), (5551, 156884), (5603, 155428), (5978, 145678), (6034, 144326), (8281, 105164), (10309, 84476), (11102, 78442), (11206, 77714), (11956, 72839), (12068, 72163), (16562, 52582), (20618, 42238), (21119, 41236), (22204, 39221), (22412, 38857), (26291, 33124)]