15705837567

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1787}}^1\times {\mathrm{2287}}^1$

素因数の和:4148

約数の個数: 48

約数和(自身を含む): 26378406912

約数和(自身を除く): 10672569345

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 1787, 2287, 3843, 5361, 6861, 12509, 16009, 16083, 20583, 37527, 48027, 109007, 112581, 139507, 144081, 327021, 418521, 763049, 976549, 981063, 1255563, 2289147, 2929647, 4086869, 6867441, 8788941, 12260607, 28608083, 36781821, 85824249, 249299009, 257472747, 747897027, 1745093063, 2243691081, 5235279189, 15705837567]

約数ペア:

[(1, 15705837567), (3, 5235279189), (7, 2243691081), (9, 1745093063), (21, 747897027), (61, 257472747), (63, 249299009), (183, 85824249), (427, 36781821), (549, 28608083), (1281, 12260607), (1787, 8788941), (2287, 6867441), (3843, 4086869), (5361, 2929647), (6861, 2289147), (12509, 1255563), (16009, 981063), (16083, 976549), (20583, 763049), (37527, 418521), (48027, 327021), (109007, 144081), (112581, 139507)]