15451215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:176

約数の個数: 64

約数和(自身を含む): 29030400

約数和(自身を除く): 13579185

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 59, 65, 79, 85, 177, 195, 221, 237, 255, 295, 395, 663, 767, 885, 1003, 1027, 1105, 1185, 1343, 2301, 3009, 3081, 3315, 3835, 4029, 4661, 5015, 5135, 6715, 11505, 13039, 13983, 15045, 15405, 17459, 20145, 23305, 39117, 52377, 60593, 65195, 69915, 79237, 87295, 181779, 195585, 237711, 261885, 302965, 396185, 908895, 1030081, 1188555, 3090243, 5150405, 15451215]

約数ペア:

[(1, 15451215), (3, 5150405), (5, 3090243), (13, 1188555), (15, 1030081), (17, 908895), (39, 396185), (51, 302965), (59, 261885), (65, 237711), (79, 195585), (85, 181779), (177, 87295), (195, 79237), (221, 69915), (237, 65195), (255, 60593), (295, 52377), (395, 39117), (663, 23305), (767, 20145), (885, 17459), (1003, 15405), (1027, 15045), (1105, 13983), (1185, 13039), (1343, 11505), (2301, 6715), (3009, 5135), (3081, 5015), (3315, 4661), (3835, 4029)]