168540015

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{12253}}^1$

素因数の和:12399

約数の個数: 32

約数和(自身を含む): 310565376

約数和(自身を除く): 142025361

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 131, 393, 655, 917, 1965, 2751, 4585, 12253, 13755, 36759, 61265, 85771, 183795, 257313, 428855, 1286565, 1605143, 4815429, 8025715, 11236001, 24077145, 33708003, 56180005, 168540015]

約数ペア:

[(1, 168540015), (3, 56180005), (5, 33708003), (7, 24077145), (15, 11236001), (21, 8025715), (35, 4815429), (105, 1605143), (131, 1286565), (393, 428855), (655, 257313), (917, 183795), (1965, 85771), (2751, 61265), (4585, 36759), (12253, 13755)]