27869985

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:167

約数の個数: 96

約数和(自身を含む): 58496256

約数和(自身を除く): 30626271

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 61, 65, 71, 99, 117, 143, 165, 183, 195, 213, 305, 355, 429, 495, 549, 585, 639, 671, 715, 781, 793, 915, 923, 1065, 1287, 2013, 2145, 2343, 2379, 2745, 2769, 3195, 3355, 3905, 3965, 4331, 4615, 6039, 6435, 7029, 7137, 8307, 8723, 10065, 10153, 11715, 11895, 12993, 13845, 21655, 26169, 30195, 30459, 35145, 35685, 38979, 41535, 43615, 47641, 50765, 56303, 64965, 78507, 91377, 130845, 142923, 152295, 168909, 194895, 238205, 281515, 392535, 428769, 456885, 506727, 619333, 714615, 844545, 1857999, 2143845, 2533635, 3096665, 5573997, 9289995, 27869985]

約数ペア:

[(1, 27869985), (3, 9289995), (5, 5573997), (9, 3096665), (11, 2533635), (13, 2143845), (15, 1857999), (33, 844545), (39, 714615), (45, 619333), (55, 506727), (61, 456885), (65, 428769), (71, 392535), (99, 281515), (117, 238205), (143, 194895), (165, 168909), (183, 152295), (195, 142923), (213, 130845), (305, 91377), (355, 78507), (429, 64965), (495, 56303), (549, 50765), (585, 47641), (639, 43615), (671, 41535), (715, 38979), (781, 35685), (793, 35145), (915, 30459), (923, 30195), (1065, 26169), (1287, 21655), (2013, 13845), (2145, 12993), (2343, 11895), (2379, 11715), (2745, 10153), (2769, 10065), (3195, 8723), (3355, 8307), (3905, 7137), (3965, 7029), (4331, 6435), (4615, 6039)]