15961523039

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1\times {\mathrm{5503}}^1$

素因数の和:5931

約数の個数: 32

約数和(自身を含む): 20120862720

約数和(自身を除く): 4159339681

約数列:

[1, 7, 11, 77, 139, 271, 973, 1529, 1897, 2981, 5503, 10703, 20867, 37669, 38521, 60533, 263683, 414359, 423731, 764917, 1491313, 2900513, 5354419, 8414087, 10439191, 16404443, 58898609, 114831101, 207292507, 1451047549, 2280217577, 15961523039]

約数ペア:

[(1, 15961523039), (7, 2280217577), (11, 1451047549), (77, 207292507), (139, 114831101), (271, 58898609), (973, 16404443), (1529, 10439191), (1897, 8414087), (2981, 5354419), (5503, 2900513), (10703, 1491313), (20867, 764917), (37669, 423731), (38521, 414359), (60533, 263683)]