2615996817

素因数分解:

$3^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26981}}^1$

素因数の和:27025

約数の個数: 56

約数和(自身を含む): 4718612160

約数和(自身を除く): 2102615343

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 243, 399, 513, 567, 729, 1197, 1539, 1701, 3591, 4617, 5103, 10773, 13851, 26981, 32319, 80943, 96957, 188867, 242829, 512639, 566601, 728487, 1537917, 1699803, 2185461, 3588473, 4613751, 5099409, 6556383, 10765419, 13841253, 15298227, 19669149, 32296257, 41523759, 45894681, 96888771, 124571277, 137684043, 290666313, 373713831, 871998939, 2615996817]

約数ペア:

[(1, 2615996817), (3, 871998939), (7, 373713831), (9, 290666313), (19, 137684043), (21, 124571277), (27, 96888771), (57, 45894681), (63, 41523759), (81, 32296257), (133, 19669149), (171, 15298227), (189, 13841253), (243, 10765419), (399, 6556383), (513, 5099409), (567, 4613751), (729, 3588473), (1197, 2185461), (1539, 1699803), (1701, 1537917), (3591, 728487), (4617, 566601), (5103, 512639), (10773, 242829), (13851, 188867), (26981, 96957), (32319, 80943)]