63872325

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:355

約数の個数: 72

約数和(自身を含む): 126393696

約数和(自身を除く): 62521371

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 131, 165, 197, 225, 275, 393, 495, 591, 655, 825, 985, 1179, 1441, 1773, 1965, 2167, 2475, 2955, 3275, 4323, 4925, 5895, 6501, 7205, 8865, 9825, 10835, 12969, 14775, 19503, 21615, 25807, 29475, 32505, 36025, 44325, 54175, 64845, 77421, 97515, 108075, 129035, 162525, 232263, 283877, 324225, 387105, 487575, 645175, 851631, 1161315, 1419385, 1935525, 2554893, 4258155, 5806575, 7096925, 12774465, 21290775, 63872325]

約数ペア:

[(1, 63872325), (3, 21290775), (5, 12774465), (9, 7096925), (11, 5806575), (15, 4258155), (25, 2554893), (33, 1935525), (45, 1419385), (55, 1161315), (75, 851631), (99, 645175), (131, 487575), (165, 387105), (197, 324225), (225, 283877), (275, 232263), (393, 162525), (495, 129035), (591, 108075), (655, 97515), (825, 77421), (985, 64845), (1179, 54175), (1441, 44325), (1773, 36025), (1965, 32505), (2167, 29475), (2475, 25807), (2955, 21615), (3275, 19503), (4323, 14775), (4925, 12969), (5895, 10835), (6501, 9825), (7205, 8865)]