245020308

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{2273}}^1$

素因数の和:2984

約数の個数: 48

約数和(自身を含む): 616854336

約数和(自身を除く): 371834028

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 691, 1382, 2073, 2273, 2764, 4146, 4546, 6819, 8292, 8983, 9092, 13638, 17966, 26949, 27276, 29549, 35932, 53898, 59098, 88647, 107796, 118196, 177294, 354588, 1570643, 3141286, 4711929, 6282572, 9423858, 18847716, 20418359, 40836718, 61255077, 81673436, 122510154, 245020308]

約数ペア:

[(1, 245020308), (2, 122510154), (3, 81673436), (4, 61255077), (6, 40836718), (12, 20418359), (13, 18847716), (26, 9423858), (39, 6282572), (52, 4711929), (78, 3141286), (156, 1570643), (691, 354588), (1382, 177294), (2073, 118196), (2273, 107796), (2764, 88647), (4146, 59098), (4546, 53898), (6819, 35932), (8292, 29549), (8983, 27276), (9092, 26949), (13638, 17966)]