308978826

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{1097}}^1$

素因数の和:1295

約数の個数: 64

約数和(自身を含む): 699487488

約数和(自身を除く): 390508662

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 157, 299, 314, 471, 598, 897, 942, 1097, 1794, 2041, 2194, 3291, 3611, 4082, 6123, 6582, 7222, 10833, 12246, 14261, 21666, 25231, 28522, 42783, 46943, 50462, 75693, 85566, 93886, 140829, 151386, 172229, 281658, 328003, 344458, 516687, 656006, 984009, 1033374, 1968018, 2238977, 3961267, 4477954, 6716931, 7922534, 11883801, 13433862, 23767602, 51496471, 102992942, 154489413, 308978826]

約数ペア:

[(1, 308978826), (2, 154489413), (3, 102992942), (6, 51496471), (13, 23767602), (23, 13433862), (26, 11883801), (39, 7922534), (46, 6716931), (69, 4477954), (78, 3961267), (138, 2238977), (157, 1968018), (299, 1033374), (314, 984009), (471, 656006), (598, 516687), (897, 344458), (942, 328003), (1097, 281658), (1794, 172229), (2041, 151386), (2194, 140829), (3291, 93886), (3611, 85566), (4082, 75693), (6123, 50462), (6582, 46943), (7222, 42783), (10833, 28522), (12246, 25231), (14261, 21666)]