388774425

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{2203}}^1$

素因数の和:2410

約数の個数: 48

約数和(自身を含む): 696358208

約数和(自身を除く): 307583783

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 181, 195, 325, 543, 905, 975, 2203, 2353, 2715, 4525, 6609, 7059, 11015, 11765, 13575, 28639, 33045, 35295, 55075, 58825, 85917, 143195, 165225, 176475, 398743, 429585, 715975, 1196229, 1993715, 2147925, 5183659, 5981145, 9968575, 15550977, 25918295, 29905725, 77754885, 129591475, 388774425]

約数ペア:

[(1, 388774425), (3, 129591475), (5, 77754885), (13, 29905725), (15, 25918295), (25, 15550977), (39, 9968575), (65, 5981145), (75, 5183659), (181, 2147925), (195, 1993715), (325, 1196229), (543, 715975), (905, 429585), (975, 398743), (2203, 176475), (2353, 165225), (2715, 143195), (4525, 85917), (6609, 58825), (7059, 55075), (11015, 35295), (11765, 33045), (13575, 28639)]