171917690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{311}}^1$

素因数の和:527

約数の個数: 64

約数和(自身を含む): 363916800

約数和(自身を除く): 191999110

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 149, 265, 298, 311, 371, 530, 622, 742, 745, 1043, 1490, 1555, 1855, 2086, 2177, 3110, 3710, 4354, 5215, 7897, 10430, 10885, 15794, 16483, 21770, 32966, 39485, 46339, 55279, 78970, 82415, 92678, 110558, 115381, 164830, 230762, 231695, 276395, 324373, 463390, 552790, 576905, 648746, 1153810, 1621865, 2455967, 3243730, 4911934, 12279835, 17191769, 24559670, 34383538, 85958845, 171917690]

約数ペア:

[(1, 171917690), (2, 85958845), (5, 34383538), (7, 24559670), (10, 17191769), (14, 12279835), (35, 4911934), (53, 3243730), (70, 2455967), (106, 1621865), (149, 1153810), (265, 648746), (298, 576905), (311, 552790), (371, 463390), (530, 324373), (622, 276395), (742, 231695), (745, 230762), (1043, 164830), (1490, 115381), (1555, 110558), (1855, 92678), (2086, 82415), (2177, 78970), (3110, 55279), (3710, 46339), (4354, 39485), (5215, 32966), (7897, 21770), (10430, 16483), (10885, 15794)]