2085996978

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{227}}^2$

素因数の和:648

約数の個数: 72

約数和(自身を含む): 4917122028

約数和(自身を除く): 2831125050

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 173, 227, 234, 346, 454, 519, 681, 1038, 1362, 1557, 2043, 2249, 2951, 3114, 4086, 4498, 5902, 6747, 8853, 13494, 17706, 20241, 26559, 39271, 40482, 51529, 53118, 78542, 103058, 117813, 154587, 235626, 309174, 353439, 463761, 510523, 669877, 706878, 927522, 1021046, 1339754, 1531569, 2009631, 3063138, 4019262, 4594707, 6028893, 8914517, 9189414, 12057786, 17829034, 26743551, 53487102, 80230653, 115888721, 160461306, 231777442, 347666163, 695332326, 1042998489, 2085996978]

約数ペア:

[(1, 2085996978), (2, 1042998489), (3, 695332326), (6, 347666163), (9, 231777442), (13, 160461306), (18, 115888721), (26, 80230653), (39, 53487102), (78, 26743551), (117, 17829034), (173, 12057786), (227, 9189414), (234, 8914517), (346, 6028893), (454, 4594707), (519, 4019262), (681, 3063138), (1038, 2009631), (1362, 1531569), (1557, 1339754), (2043, 1021046), (2249, 927522), (2951, 706878), (3114, 669877), (4086, 510523), (4498, 463761), (5902, 353439), (6747, 309174), (8853, 235626), (13494, 154587), (17706, 117813), (20241, 103058), (26559, 78542), (39271, 53118), (40482, 51529)]