313898312

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1987}}^1$

素因数の和:2051

約数の個数: 96

約数和(自身を含む): 761483520

約数和(自身を除く): 447585208

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 49, 52, 56, 62, 91, 98, 104, 124, 182, 196, 217, 248, 364, 392, 403, 434, 637, 728, 806, 868, 1274, 1519, 1612, 1736, 1987, 2548, 2821, 3038, 3224, 3974, 5096, 5642, 6076, 7948, 11284, 12152, 13909, 15896, 19747, 22568, 25831, 27818, 39494, 51662, 55636, 61597, 78988, 97363, 103324, 111272, 123194, 157976, 180817, 194726, 206648, 246388, 361634, 389452, 431179, 492776, 723268, 778904, 800761, 862358, 1265719, 1446536, 1601522, 1724716, 2531438, 3018253, 3203044, 3449432, 5062876, 5605327, 6036506, 6406088, 10125752, 11210654, 12073012, 22421308, 24146024, 39237289, 44842616, 78474578, 156949156, 313898312]

約数ペア:

[(1, 313898312), (2, 156949156), (4, 78474578), (7, 44842616), (8, 39237289), (13, 24146024), (14, 22421308), (26, 12073012), (28, 11210654), (31, 10125752), (49, 6406088), (52, 6036506), (56, 5605327), (62, 5062876), (91, 3449432), (98, 3203044), (104, 3018253), (124, 2531438), (182, 1724716), (196, 1601522), (217, 1446536), (248, 1265719), (364, 862358), (392, 800761), (403, 778904), (434, 723268), (637, 492776), (728, 431179), (806, 389452), (868, 361634), (1274, 246388), (1519, 206648), (1612, 194726), (1736, 180817), (1987, 157976), (2548, 123194), (2821, 111272), (3038, 103324), (3224, 97363), (3974, 78988), (5096, 61597), (5642, 55636), (6076, 51662), (7948, 39494), (11284, 27818), (12152, 25831), (13909, 22568), (15896, 19747)]