2142261745

素因数分解:

$5^1\times {\mathrm{13}}^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 2974809600

約数和(自身を除く): 832547855

約数列:

[1, 5, 13, 23, 61, 65, 115, 139, 169, 299, 305, 695, 793, 845, 1403, 1495, 1807, 2197, 3197, 3887, 3965, 7015, 8479, 9035, 10309, 10985, 15985, 18239, 19435, 23491, 41561, 42395, 50531, 51545, 91195, 110227, 117455, 134017, 195017, 207805, 237107, 252655, 305383, 540293, 551135, 670085, 975085, 1185535, 1432951, 1526915, 2535221, 2701465, 3082391, 7023809, 7164755, 12676105, 15411955, 18628363, 32957873, 35119045, 93141815, 164789365, 428452349, 2142261745]

約数ペア:

[(1, 2142261745), (5, 428452349), (13, 164789365), (23, 93141815), (61, 35119045), (65, 32957873), (115, 18628363), (139, 15411955), (169, 12676105), (299, 7164755), (305, 7023809), (695, 3082391), (793, 2701465), (845, 2535221), (1403, 1526915), (1495, 1432951), (1807, 1185535), (2197, 975085), (3197, 670085), (3887, 551135), (3965, 540293), (7015, 305383), (8479, 252655), (9035, 237107), (10309, 207805), (10985, 195017), (15985, 134017), (18239, 117455), (19435, 110227), (23491, 91195), (41561, 51545), (42395, 50531)]