18101265

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:266

約数の個数: 64

約数和(自身を含む): 36288000

約数和(自身を除く): 18186735

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 89, 91, 105, 149, 195, 267, 273, 445, 447, 455, 623, 745, 1043, 1157, 1335, 1365, 1869, 1937, 2235, 3115, 3129, 3471, 5215, 5785, 5811, 8099, 9345, 9685, 13261, 13559, 15645, 17355, 24297, 29055, 39783, 40495, 40677, 66305, 67795, 92827, 121485, 172393, 198915, 203385, 278481, 464135, 517179, 861965, 1206751, 1392405, 2585895, 3620253, 6033755, 18101265]

約数ペア:

[(1, 18101265), (3, 6033755), (5, 3620253), (7, 2585895), (13, 1392405), (15, 1206751), (21, 861965), (35, 517179), (39, 464135), (65, 278481), (89, 203385), (91, 198915), (105, 172393), (149, 121485), (195, 92827), (267, 67795), (273, 66305), (445, 40677), (447, 40495), (455, 39783), (623, 29055), (745, 24297), (1043, 17355), (1157, 15645), (1335, 13559), (1365, 13261), (1869, 9685), (1937, 9345), (2235, 8099), (3115, 5811), (3129, 5785), (3471, 5215)]