215601075

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{16811}}^1$

素因数の和:16849

約数の個数: 48

約数和(自身を含む): 416937600

約数和(自身を除く): 201336525

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 95, 135, 171, 225, 285, 475, 513, 675, 855, 1425, 2565, 4275, 12825, 16811, 50433, 84055, 151299, 252165, 319409, 420275, 453897, 756495, 958227, 1260825, 1597045, 2269485, 2874681, 3782475, 4791135, 7985225, 8624043, 11347425, 14373405, 23955675, 43120215, 71867025, 215601075]

約数ペア:

[(1, 215601075), (3, 71867025), (5, 43120215), (9, 23955675), (15, 14373405), (19, 11347425), (25, 8624043), (27, 7985225), (45, 4791135), (57, 3782475), (75, 2874681), (95, 2269485), (135, 1597045), (171, 1260825), (225, 958227), (285, 756495), (475, 453897), (513, 420275), (675, 319409), (855, 252165), (1425, 151299), (2565, 84055), (4275, 50433), (12825, 16811)]