27177129

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 46949760

約数和(自身を除く): 19772631

約数列:

[1, 3, 7, 9, 21, 37, 63, 89, 111, 131, 259, 267, 333, 393, 623, 777, 801, 917, 1179, 1869, 2331, 2751, 3293, 4847, 5607, 8253, 9879, 11659, 14541, 23051, 29637, 33929, 34977, 43623, 69153, 81613, 101787, 104931, 207459, 244839, 305361, 431383, 734517, 1294149, 3019681, 3882447, 9059043, 27177129]

約数ペア:

[(1, 27177129), (3, 9059043), (7, 3882447), (9, 3019681), (21, 1294149), (37, 734517), (63, 431383), (89, 305361), (111, 244839), (131, 207459), (259, 104931), (267, 101787), (333, 81613), (393, 69153), (623, 43623), (777, 34977), (801, 33929), (917, 29637), (1179, 23051), (1869, 14541), (2331, 11659), (2751, 9879), (3293, 8253), (4847, 5607)]