1279499085

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137359}}^1$

素因数の和:137399

約数の個数: 40

約数和(自身を含む): 2393360640

約数和(自身を除く): 1113861555

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 345, 405, 621, 1035, 1863, 3105, 9315, 137359, 412077, 686795, 1236231, 2060385, 3159257, 3708693, 6181155, 9477771, 11126079, 15796285, 18543465, 28433313, 47388855, 55630395, 85299939, 142166565, 255899817, 426499695, 1279499085]

約数ペア:

[(1, 1279499085), (3, 426499695), (5, 255899817), (9, 142166565), (15, 85299939), (23, 55630395), (27, 47388855), (45, 28433313), (69, 18543465), (81, 15796285), (115, 11126079), (135, 9477771), (207, 6181155), (345, 3708693), (405, 3159257), (621, 2060385), (1035, 1236231), (1863, 686795), (3105, 412077), (9315, 137359)]