64895418

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{643}}^1$

素因数の和:753

約数の個数: 80

約数和(自身を含む): 168315840

約数和(自身を除く): 103420422

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 89, 126, 162, 178, 189, 267, 378, 534, 567, 623, 643, 801, 1134, 1246, 1286, 1602, 1869, 1929, 2403, 3738, 3858, 4501, 4806, 5607, 5787, 7209, 9002, 11214, 11574, 13503, 14418, 16821, 17361, 27006, 33642, 34722, 40509, 50463, 52083, 57227, 81018, 100926, 104166, 114454, 121527, 171681, 243054, 343362, 364581, 400589, 515043, 729162, 801178, 1030086, 1201767, 1545129, 2403534, 3090258, 3605301, 4635387, 7210602, 9270774, 10815903, 21631806, 32447709, 64895418]

約数ペア:

[(1, 64895418), (2, 32447709), (3, 21631806), (6, 10815903), (7, 9270774), (9, 7210602), (14, 4635387), (18, 3605301), (21, 3090258), (27, 2403534), (42, 1545129), (54, 1201767), (63, 1030086), (81, 801178), (89, 729162), (126, 515043), (162, 400589), (178, 364581), (189, 343362), (267, 243054), (378, 171681), (534, 121527), (567, 114454), (623, 104166), (643, 100926), (801, 81018), (1134, 57227), (1246, 52083), (1286, 50463), (1602, 40509), (1869, 34722), (1929, 33642), (2403, 27006), (3738, 17361), (3858, 16821), (4501, 14418), (4806, 13503), (5607, 11574), (5787, 11214), (7209, 9002)]