408043012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{1607}}^1$

素因数の和:1900

約数の個数: 48

約数和(自身を含む): 813133440

約数和(自身を除く): 405090428

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 257, 494, 514, 988, 1028, 1607, 3214, 3341, 4883, 6428, 6682, 9766, 13364, 19532, 20891, 30533, 41782, 61066, 63479, 83564, 122132, 126958, 253916, 396929, 412999, 793858, 825998, 1587716, 1651996, 5368987, 7846981, 10737974, 15693962, 21475948, 31387924, 102010753, 204021506, 408043012]

約数ペア:

[(1, 408043012), (2, 204021506), (4, 102010753), (13, 31387924), (19, 21475948), (26, 15693962), (38, 10737974), (52, 7846981), (76, 5368987), (247, 1651996), (257, 1587716), (494, 825998), (514, 793858), (988, 412999), (1028, 396929), (1607, 253916), (3214, 126958), (3341, 122132), (4883, 83564), (6428, 63479), (6682, 61066), (9766, 41782), (13364, 30533), (19532, 20891)]