218215928

素因数分解:

$2^3\times 7^1\times {\mathrm{1489}}^1\times {\mathrm{2617}}^1$

素因数の和:4119

約数の個数: 32

約数和(自身を含む): 468098400

約数和(自身を除く): 249882472

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1489, 2617, 2978, 5234, 5956, 10423, 10468, 11912, 18319, 20846, 20936, 36638, 41692, 73276, 83384, 146552, 3896713, 7793426, 15586852, 27276991, 31173704, 54553982, 109107964, 218215928]

約数ペア:

[(1, 218215928), (2, 109107964), (4, 54553982), (7, 31173704), (8, 27276991), (14, 15586852), (28, 7793426), (56, 3896713), (1489, 146552), (2617, 83384), (2978, 73276), (5234, 41692), (5956, 36638), (10423, 20936), (10468, 20846), (11912, 18319)]