171640395

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{547}}^1$

素因数の和:944

約数の個数: 48

約数和(自身を含む): 314595840

約数和(自身を除く): 142955445

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 367, 547, 855, 1101, 1641, 1835, 2735, 3303, 4923, 5505, 6973, 8205, 10393, 16515, 20919, 24615, 31179, 34865, 51965, 62757, 93537, 104595, 155895, 200749, 313785, 467685, 602247, 1003745, 1806741, 3011235, 3814231, 9033705, 11442693, 19071155, 34328079, 57213465, 171640395]

約数ペア:

[(1, 171640395), (3, 57213465), (5, 34328079), (9, 19071155), (15, 11442693), (19, 9033705), (45, 3814231), (57, 3011235), (95, 1806741), (171, 1003745), (285, 602247), (367, 467685), (547, 313785), (855, 200749), (1101, 155895), (1641, 104595), (1835, 93537), (2735, 62757), (3303, 51965), (4923, 34865), (5505, 31179), (6973, 24615), (8205, 20919), (10393, 16515)]