2108715

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:192

約数の個数: 48

約数和(自身を含む): 4158720

約数和(自身を除く): 2050005

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 151, 245, 285, 399, 453, 665, 735, 755, 931, 1057, 1995, 2265, 2793, 2869, 3171, 4655, 5285, 7399, 8607, 13965, 14345, 15855, 20083, 22197, 36995, 43035, 60249, 100415, 110985, 140581, 301245, 421743, 702905, 2108715]

約数ペア:

[(1, 2108715), (3, 702905), (5, 421743), (7, 301245), (15, 140581), (19, 110985), (21, 100415), (35, 60249), (49, 43035), (57, 36995), (95, 22197), (105, 20083), (133, 15855), (147, 14345), (151, 13965), (245, 8607), (285, 7399), (399, 5285), (453, 4655), (665, 3171), (735, 2869), (755, 2793), (931, 2265), (1057, 1995)]