172265998

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:241

約数の個数: 64

約数和(自身を含む): 301086720

約数和(自身を除く): 128820722

約数列:

[1, 2, 17, 23, 34, 43, 46, 47, 86, 94, 109, 218, 391, 731, 782, 799, 989, 1081, 1462, 1598, 1853, 1978, 2021, 2162, 2507, 3706, 4042, 4687, 5014, 5123, 9374, 10246, 16813, 18377, 33626, 34357, 36754, 42619, 46483, 68714, 79679, 85238, 87091, 92966, 107801, 117829, 159358, 174182, 215602, 220289, 235658, 440578, 790211, 1580422, 1832617, 2003093, 3665234, 3744913, 4006186, 5066647, 7489826, 10133294, 86132999, 172265998]

約数ペア:

[(1, 172265998), (2, 86132999), (17, 10133294), (23, 7489826), (34, 5066647), (43, 4006186), (46, 3744913), (47, 3665234), (86, 2003093), (94, 1832617), (109, 1580422), (218, 790211), (391, 440578), (731, 235658), (782, 220289), (799, 215602), (989, 174182), (1081, 159358), (1462, 117829), (1598, 107801), (1853, 92966), (1978, 87091), (2021, 85238), (2162, 79679), (2507, 68714), (3706, 46483), (4042, 42619), (4687, 36754), (5014, 34357), (5123, 33626), (9374, 18377), (10246, 16813)]