15668198

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 31933440

約数和(自身を除く): 16265242

約数列:

[1, 2, 7, 13, 14, 19, 23, 26, 38, 46, 91, 133, 161, 182, 197, 247, 266, 299, 322, 394, 437, 494, 598, 874, 1379, 1729, 2093, 2561, 2758, 3059, 3458, 3743, 4186, 4531, 5122, 5681, 6118, 7486, 9062, 11362, 17927, 26201, 31717, 35854, 39767, 48659, 52402, 58903, 63434, 79534, 86089, 97318, 117806, 172178, 340613, 412321, 602623, 681226, 824642, 1119157, 1205246, 2238314, 7834099, 15668198]

約数ペア:

[(1, 15668198), (2, 7834099), (7, 2238314), (13, 1205246), (14, 1119157), (19, 824642), (23, 681226), (26, 602623), (38, 412321), (46, 340613), (91, 172178), (133, 117806), (161, 97318), (182, 86089), (197, 79534), (247, 63434), (266, 58903), (299, 52402), (322, 48659), (394, 39767), (437, 35854), (494, 31717), (598, 26201), (874, 17927), (1379, 11362), (1729, 9062), (2093, 7486), (2561, 6118), (2758, 5681), (3059, 5122), (3458, 4531), (3743, 4186)]