28747602

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1321}}^1$

素因数の和:1376

約数の個数: 64

約数和(自身を含む): 71070720

約数和(自身を除く): 42323118

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 31, 39, 54, 62, 78, 93, 117, 186, 234, 279, 351, 403, 558, 702, 806, 837, 1209, 1321, 1674, 2418, 2642, 3627, 3963, 7254, 7926, 10881, 11889, 17173, 21762, 23778, 34346, 35667, 40951, 51519, 71334, 81902, 103038, 122853, 154557, 245706, 309114, 368559, 463671, 532363, 737118, 927342, 1064726, 1105677, 1597089, 2211354, 3194178, 4791267, 9582534, 14373801, 28747602]

約数ペア:

[(1, 28747602), (2, 14373801), (3, 9582534), (6, 4791267), (9, 3194178), (13, 2211354), (18, 1597089), (26, 1105677), (27, 1064726), (31, 927342), (39, 737118), (54, 532363), (62, 463671), (78, 368559), (93, 309114), (117, 245706), (186, 154557), (234, 122853), (279, 103038), (351, 81902), (403, 71334), (558, 51519), (702, 40951), (806, 35667), (837, 34346), (1209, 23778), (1321, 21762), (1674, 17173), (2418, 11889), (2642, 10881), (3627, 7926), (3963, 7254)]