287352455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{2633}}^1$

素因数の和:2747

約数の個数: 32

約数和(自身を含む): 392950656

約数和(自身を除く): 105598201

約数列:

[1, 5, 13, 23, 65, 73, 115, 299, 365, 949, 1495, 1679, 2633, 4745, 8395, 13165, 21827, 34229, 60559, 109135, 171145, 192209, 302795, 787267, 961045, 2498717, 3936335, 4420807, 12493585, 22104035, 57470491, 287352455]

約数ペア:

[(1, 287352455), (5, 57470491), (13, 22104035), (23, 12493585), (65, 4420807), (73, 3936335), (115, 2498717), (299, 961045), (365, 787267), (949, 302795), (1495, 192209), (1679, 171145), (2633, 109135), (4745, 60559), (8395, 34229), (13165, 21827)]