1277999736

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{215587}}^1$

素因数の和:215628

約数の個数: 64

約数和(自身を含む): 3621878400

約数和(自身を除く): 2343878664

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2964, 5928, 215587, 431174, 646761, 862348, 1293522, 1724696, 2587044, 2802631, 4096153, 5174088, 5605262, 8192306, 8407893, 11210524, 12288459, 16384612, 16815786, 22421048, 24576918, 32769224, 33631572, 49153836, 53249989, 67263144, 98307672, 106499978, 159749967, 212999956, 319499934, 425999912, 638999868, 1277999736]

約数ペア:

[(1, 1277999736), (2, 638999868), (3, 425999912), (4, 319499934), (6, 212999956), (8, 159749967), (12, 106499978), (13, 98307672), (19, 67263144), (24, 53249989), (26, 49153836), (38, 33631572), (39, 32769224), (52, 24576918), (57, 22421048), (76, 16815786), (78, 16384612), (104, 12288459), (114, 11210524), (152, 8407893), (156, 8192306), (228, 5605262), (247, 5174088), (312, 4096153), (456, 2802631), (494, 2587044), (741, 1724696), (988, 1293522), (1482, 862348), (1976, 646761), (2964, 431174), (5928, 215587)]