216331310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{9619}}^1$

素因数の和:9812

約数の個数: 32

約数和(自身を含む): 421817760

約数和(自身を除く): 205486450

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 173, 346, 865, 1730, 2249, 4498, 9619, 11245, 19238, 22490, 48095, 96190, 125047, 250094, 625235, 1250470, 1664087, 3328174, 8320435, 16640870, 21633131, 43266262, 108165655, 216331310]

約数ペア:

[(1, 216331310), (2, 108165655), (5, 43266262), (10, 21633131), (13, 16640870), (26, 8320435), (65, 3328174), (130, 1664087), (173, 1250470), (346, 625235), (865, 250094), (1730, 125047), (2249, 96190), (4498, 48095), (9619, 22490), (11245, 19238)]