289592654

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{499}}^1$

素因数の和:645

約数の個数: 48

約数和(自身を含む): 503982000

約数和(自身を除く): 214389346

約数列:

[1, 2, 13, 17, 26, 34, 101, 169, 202, 221, 338, 442, 499, 998, 1313, 1717, 2626, 2873, 3434, 5746, 6487, 8483, 12974, 16966, 17069, 22321, 34138, 44642, 50399, 84331, 100798, 110279, 168662, 220558, 290173, 580346, 655187, 856783, 1310374, 1433627, 1713566, 2867254, 8517431, 11138179, 17034862, 22276358, 144796327, 289592654]

約数ペア:

[(1, 289592654), (2, 144796327), (13, 22276358), (17, 17034862), (26, 11138179), (34, 8517431), (101, 2867254), (169, 1713566), (202, 1433627), (221, 1310374), (338, 856783), (442, 655187), (499, 580346), (998, 290173), (1313, 220558), (1717, 168662), (2626, 110279), (2873, 100798), (3434, 84331), (5746, 50399), (6487, 44642), (8483, 34138), (12974, 22321), (16966, 17069)]