1291216934

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{9767}}^1$

素因数の和:9873

約数の個数: 48

約数和(自身を含む): 2405272320

約数和(自身を除く): 1114055386

約数列:

[1, 2, 7, 14, 19, 38, 49, 71, 98, 133, 142, 266, 497, 931, 994, 1349, 1862, 2698, 3479, 6958, 9443, 9767, 18886, 19534, 66101, 68369, 132202, 136738, 185573, 371146, 478583, 693457, 957166, 1299011, 1386914, 2598022, 4854199, 9093077, 9708398, 13175683, 18186154, 26351366, 33979393, 67958786, 92229781, 184459562, 645608467, 1291216934]

約数ペア:

[(1, 1291216934), (2, 645608467), (7, 184459562), (14, 92229781), (19, 67958786), (38, 33979393), (49, 26351366), (71, 18186154), (98, 13175683), (133, 9708398), (142, 9093077), (266, 4854199), (497, 2598022), (931, 1386914), (994, 1299011), (1349, 957166), (1862, 693457), (2698, 478583), (3479, 371146), (6958, 185573), (9443, 136738), (9767, 132202), (18886, 68369), (19534, 66101)]