206545275

素因数分解:

$3^3\times 5^2\times {\mathrm{157}}^1\times {\mathrm{1949}}^1$

素因数の和:2125

約数の個数: 48

約数和(自身を含む): 382044000

約数和(自身を除く): 175498725

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 157, 225, 471, 675, 785, 1413, 1949, 2355, 3925, 4239, 5847, 7065, 9745, 11775, 17541, 21195, 29235, 35325, 48725, 52623, 87705, 105975, 146175, 263115, 305993, 438525, 917979, 1315575, 1529965, 2753937, 4589895, 7649825, 8261811, 13769685, 22949475, 41309055, 68848425, 206545275]

約数ペア:

[(1, 206545275), (3, 68848425), (5, 41309055), (9, 22949475), (15, 13769685), (25, 8261811), (27, 7649825), (45, 4589895), (75, 2753937), (135, 1529965), (157, 1315575), (225, 917979), (471, 438525), (675, 305993), (785, 263115), (1413, 146175), (1949, 105975), (2355, 87705), (3925, 52623), (4239, 48725), (5847, 35325), (7065, 29235), (9745, 21195), (11775, 17541)]