201421740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{258233}}^1$

素因数の和:258258

約数の個数: 48

約数和(自身を含む): 607366368

約数和(自身を除く): 405944628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 258233, 516466, 774699, 1032932, 1291165, 1549398, 2582330, 3098796, 3357029, 3873495, 5164660, 6714058, 7746990, 10071087, 13428116, 15493980, 16785145, 20142174, 33570290, 40284348, 50355435, 67140580, 100710870, 201421740]

約数ペア:

[(1, 201421740), (2, 100710870), (3, 67140580), (4, 50355435), (5, 40284348), (6, 33570290), (10, 20142174), (12, 16785145), (13, 15493980), (15, 13428116), (20, 10071087), (26, 7746990), (30, 6714058), (39, 5164660), (52, 3873495), (60, 3357029), (65, 3098796), (78, 2582330), (130, 1549398), (156, 1291165), (195, 1032932), (260, 774699), (390, 516466), (780, 258233)]