1215045

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:122

約数の個数: 48

約数和(自身を含む): 2376192

約数和(自身を除く): 1161147

約数列:

[1, 3, 5, 9, 13, 15, 31, 39, 45, 65, 67, 93, 117, 155, 195, 201, 279, 335, 403, 465, 585, 603, 871, 1005, 1209, 1395, 2015, 2077, 2613, 3015, 3627, 4355, 6045, 6231, 7839, 10385, 13065, 18135, 18693, 27001, 31155, 39195, 81003, 93465, 135005, 243009, 405015, 1215045]

約数ペア:

[(1, 1215045), (3, 405015), (5, 243009), (9, 135005), (13, 93465), (15, 81003), (31, 39195), (39, 31155), (45, 27001), (65, 18693), (67, 18135), (93, 13065), (117, 10385), (155, 7839), (195, 6231), (201, 6045), (279, 4355), (335, 3627), (403, 3015), (465, 2613), (585, 2077), (603, 2015), (871, 1395), (1005, 1209)]