204628725

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{751}}^1$

素因数の和:947

約数の個数: 72

約数和(自身を含む): 421853952

約数和(自身を除く): 217225227

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 173, 175, 225, 315, 519, 525, 751, 865, 1211, 1557, 1575, 2253, 2595, 3633, 3755, 4325, 5257, 6055, 6759, 7785, 10899, 11265, 12975, 15771, 18165, 18775, 26285, 30275, 33795, 38925, 47313, 54495, 56325, 78855, 90825, 129923, 131425, 168975, 236565, 272475, 389769, 394275, 649615, 909461, 1169307, 1182825, 1948845, 2728383, 3248075, 4547305, 5846535, 8185149, 9744225, 13641915, 22736525, 29232675, 40925745, 68209575, 204628725]

約数ペア:

[(1, 204628725), (3, 68209575), (5, 40925745), (7, 29232675), (9, 22736525), (15, 13641915), (21, 9744225), (25, 8185149), (35, 5846535), (45, 4547305), (63, 3248075), (75, 2728383), (105, 1948845), (173, 1182825), (175, 1169307), (225, 909461), (315, 649615), (519, 394275), (525, 389769), (751, 272475), (865, 236565), (1211, 168975), (1557, 131425), (1575, 129923), (2253, 90825), (2595, 78855), (3633, 56325), (3755, 54495), (4325, 47313), (5257, 38925), (6055, 33795), (6759, 30275), (7785, 26285), (10899, 18775), (11265, 18165), (12975, 15771)]