135179775

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:445

約数の個数: 72

約数和(自身を含む): 258177920

約数和(自身を除く): 122998145

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 103, 171, 225, 285, 307, 309, 475, 515, 855, 921, 927, 1425, 1535, 1545, 1957, 2575, 2763, 4275, 4605, 4635, 5833, 5871, 7675, 7725, 9785, 13815, 17499, 17613, 23025, 23175, 29165, 29355, 31621, 48925, 52497, 69075, 87495, 88065, 94863, 145825, 146775, 158105, 262485, 284589, 437475, 440325, 474315, 600799, 790525, 1312425, 1422945, 1802397, 2371575, 3003995, 5407191, 7114725, 9011985, 15019975, 27035955, 45059925, 135179775]

約数ペア:

[(1, 135179775), (3, 45059925), (5, 27035955), (9, 15019975), (15, 9011985), (19, 7114725), (25, 5407191), (45, 3003995), (57, 2371575), (75, 1802397), (95, 1422945), (103, 1312425), (171, 790525), (225, 600799), (285, 474315), (307, 440325), (309, 437475), (475, 284589), (515, 262485), (855, 158105), (921, 146775), (927, 145825), (1425, 94863), (1535, 88065), (1545, 87495), (1957, 69075), (2575, 52497), (2763, 48925), (4275, 31621), (4605, 29355), (4635, 29165), (5833, 23175), (5871, 23025), (7675, 17613), (7725, 17499), (9785, 13815)]