15355221075

素因数分解:

$3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{12379}}^1$

素因数の和:12581

約数の個数: 72

約数和(自身を含む): 28438098000

約数和(自身を除く): 13082876925

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 75, 111, 149, 185, 225, 333, 447, 555, 745, 925, 1341, 1665, 2235, 2775, 3725, 5513, 6705, 8325, 11175, 12379, 16539, 27565, 33525, 37137, 49617, 61895, 82695, 111411, 137825, 185685, 248085, 309475, 413475, 458023, 557055, 928425, 1240425, 1374069, 1844471, 2290115, 2785275, 4122207, 5533413, 6870345, 9222355, 11450575, 16600239, 20611035, 27667065, 34351725, 46111775, 68245427, 83001195, 103055175, 138335325, 204736281, 341227135, 415005975, 614208843, 1023681405, 1706135675, 3071044215, 5118407025, 15355221075]

約数ペア:

[(1, 15355221075), (3, 5118407025), (5, 3071044215), (9, 1706135675), (15, 1023681405), (25, 614208843), (37, 415005975), (45, 341227135), (75, 204736281), (111, 138335325), (149, 103055175), (185, 83001195), (225, 68245427), (333, 46111775), (447, 34351725), (555, 27667065), (745, 20611035), (925, 16600239), (1341, 11450575), (1665, 9222355), (2235, 6870345), (2775, 5533413), (3725, 4122207), (5513, 2785275), (6705, 2290115), (8325, 1844471), (11175, 1374069), (12379, 1240425), (16539, 928425), (27565, 557055), (33525, 458023), (37137, 413475), (49617, 309475), (61895, 248085), (82695, 185685), (111411, 137825)]