201979575

素因数分解:

$3^4\times 5^2\times 7^1\times {\mathrm{14249}}^1$

素因数の和:14278

約数の個数: 60

約数和(自身を含む): 427614000

約数和(自身を除く): 225634425

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 81, 105, 135, 175, 189, 225, 315, 405, 525, 567, 675, 945, 1575, 2025, 2835, 4725, 14175, 14249, 42747, 71245, 99743, 128241, 213735, 299229, 356225, 384723, 498715, 641205, 897687, 1068675, 1154169, 1496145, 1923615, 2493575, 2693061, 3206025, 4488435, 5770845, 7480725, 8079183, 9618075, 13465305, 22442175, 28854225, 40395915, 67326525, 201979575]

約数ペア:

[(1, 201979575), (3, 67326525), (5, 40395915), (7, 28854225), (9, 22442175), (15, 13465305), (21, 9618075), (25, 8079183), (27, 7480725), (35, 5770845), (45, 4488435), (63, 3206025), (75, 2693061), (81, 2493575), (105, 1923615), (135, 1496145), (175, 1154169), (189, 1068675), (225, 897687), (315, 641205), (405, 498715), (525, 384723), (567, 356225), (675, 299229), (945, 213735), (1575, 128241), (2025, 99743), (2835, 71245), (4725, 42747), (14175, 14249)]