1215217456

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{6899}}^1$

素因数の和:7117

約数の個数: 40

約数和(自身を含む): 2399958000

約数和(自身を除く): 1184740544

約数列:

[1, 2, 4, 8, 16, 101, 109, 202, 218, 404, 436, 808, 872, 1616, 1744, 6899, 11009, 13798, 22018, 27596, 44036, 55192, 88072, 110384, 176144, 696799, 751991, 1393598, 1503982, 2787196, 3007964, 5574392, 6015928, 11148784, 12031856, 75951091, 151902182, 303804364, 607608728, 1215217456]

約数ペア:

[(1, 1215217456), (2, 607608728), (4, 303804364), (8, 151902182), (16, 75951091), (101, 12031856), (109, 11148784), (202, 6015928), (218, 5574392), (404, 3007964), (436, 2787196), (808, 1503982), (872, 1393598), (1616, 751991), (1744, 696799), (6899, 176144), (11009, 110384), (13798, 88072), (22018, 55192), (27596, 44036)]