15221570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:459

約数の個数: 64

約数和(自身を含む): 34594560

約数和(自身を除く): 19372990

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 43, 65, 70, 86, 91, 130, 182, 215, 301, 389, 430, 455, 559, 602, 778, 910, 1118, 1505, 1945, 2723, 2795, 3010, 3890, 3913, 5057, 5446, 5590, 7826, 10114, 13615, 16727, 19565, 25285, 27230, 33454, 35399, 39130, 50570, 70798, 83635, 117089, 167270, 176995, 217451, 234178, 353990, 434902, 585445, 1087255, 1170890, 1522157, 2174510, 3044314, 7610785, 15221570]

約数ペア:

[(1, 15221570), (2, 7610785), (5, 3044314), (7, 2174510), (10, 1522157), (13, 1170890), (14, 1087255), (26, 585445), (35, 434902), (43, 353990), (65, 234178), (70, 217451), (86, 176995), (91, 167270), (130, 117089), (182, 83635), (215, 70798), (301, 50570), (389, 39130), (430, 35399), (455, 33454), (559, 27230), (602, 25285), (778, 19565), (910, 16727), (1118, 13615), (1505, 10114), (1945, 7826), (2723, 5590), (2795, 5446), (3010, 5057), (3890, 3913)]