28860156

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61667}}^1$

素因数の和:61690

約数の個数: 36

約数和(自身を含む): 78565032

約数和(自身を除く): 49704876

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 61667, 123334, 185001, 246668, 370002, 555003, 740004, 801671, 1110006, 1603342, 2220012, 2405013, 3206684, 4810026, 7215039, 9620052, 14430078, 28860156]

約数ペア:

[(1, 28860156), (2, 14430078), (3, 9620052), (4, 7215039), (6, 4810026), (9, 3206684), (12, 2405013), (13, 2220012), (18, 1603342), (26, 1110006), (36, 801671), (39, 740004), (52, 555003), (78, 370002), (117, 246668), (156, 185001), (234, 123334), (468, 61667)]