15973398

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{383}}^1$

素因数の和:729

約数の個数: 48

約数和(自身を含む): 39776256

約数和(自身を除く): 23802858

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 331, 383, 662, 766, 993, 1149, 1986, 2298, 2317, 2681, 2979, 3447, 4634, 5362, 5958, 6894, 6951, 8043, 13902, 16086, 20853, 24129, 41706, 48258, 126773, 253546, 380319, 760638, 887411, 1140957, 1774822, 2281914, 2662233, 5324466, 7986699, 15973398]

約数ペア:

[(1, 15973398), (2, 7986699), (3, 5324466), (6, 2662233), (7, 2281914), (9, 1774822), (14, 1140957), (18, 887411), (21, 760638), (42, 380319), (63, 253546), (126, 126773), (331, 48258), (383, 41706), (662, 24129), (766, 20853), (993, 16086), (1149, 13902), (1986, 8043), (2298, 6951), (2317, 6894), (2681, 5958), (2979, 5362), (3447, 4634)]