187875369

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{661}}^1$

素因数の和:724

約数の個数: 60

約数和(自身を含む): 319606980

約数和(自身を除く): 131731611

約数列:

[1, 3, 9, 11, 27, 29, 33, 81, 87, 99, 121, 261, 297, 319, 363, 661, 783, 891, 957, 1089, 1983, 2349, 2871, 3267, 3509, 5949, 7271, 8613, 9801, 10527, 17847, 19169, 21813, 25839, 31581, 53541, 57507, 65439, 79981, 94743, 172521, 196317, 210859, 239943, 284229, 517563, 588951, 632577, 719829, 1552689, 1897731, 2159487, 2319449, 5693193, 6478461, 6958347, 17079579, 20875041, 62625123, 187875369]

約数ペア:

[(1, 187875369), (3, 62625123), (9, 20875041), (11, 17079579), (27, 6958347), (29, 6478461), (33, 5693193), (81, 2319449), (87, 2159487), (99, 1897731), (121, 1552689), (261, 719829), (297, 632577), (319, 588951), (363, 517563), (661, 284229), (783, 239943), (891, 210859), (957, 196317), (1089, 172521), (1983, 94743), (2349, 79981), (2871, 65439), (3267, 57507), (3509, 53541), (5949, 31581), (7271, 25839), (8613, 21813), (9801, 19169), (10527, 17847)]