38974719

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 67829760

約数和(自身を除く): 28855041

約数列:

[1, 3, 7, 19, 21, 23, 31, 57, 69, 93, 133, 137, 161, 217, 399, 411, 437, 483, 589, 651, 713, 959, 1311, 1767, 2139, 2603, 2877, 3059, 3151, 4123, 4247, 4991, 7809, 9177, 9453, 12369, 12741, 13547, 14973, 18221, 22057, 29729, 40641, 54663, 59869, 66171, 80693, 89187, 94829, 97681, 179607, 242079, 284487, 293043, 419083, 564851, 683767, 1257249, 1694553, 1855939, 2051301, 5567817, 12991573, 38974719]

約数ペア:

[(1, 38974719), (3, 12991573), (7, 5567817), (19, 2051301), (21, 1855939), (23, 1694553), (31, 1257249), (57, 683767), (69, 564851), (93, 419083), (133, 293043), (137, 284487), (161, 242079), (217, 179607), (399, 97681), (411, 94829), (437, 89187), (483, 80693), (589, 66171), (651, 59869), (713, 54663), (959, 40641), (1311, 29729), (1767, 22057), (2139, 18221), (2603, 14973), (2877, 13547), (3059, 12741), (3151, 12369), (4123, 9453), (4247, 9177), (4991, 7809)]