247814574

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{491}}^1$

素因数の和:761

約数の個数: 64

約数和(自身を含む): 579820032

約数和(自身を除く): 332005458

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 122, 183, 197, 366, 394, 427, 491, 591, 854, 982, 1182, 1281, 1379, 1473, 2562, 2758, 2946, 3437, 4137, 6874, 8274, 10311, 12017, 20622, 24034, 29951, 36051, 59902, 72102, 84119, 89853, 96727, 168238, 179706, 193454, 209657, 252357, 290181, 419314, 504714, 580362, 628971, 677089, 1257942, 1354178, 2031267, 4062534, 5900347, 11800694, 17701041, 35402082, 41302429, 82604858, 123907287, 247814574]

約数ペア:

[(1, 247814574), (2, 123907287), (3, 82604858), (6, 41302429), (7, 35402082), (14, 17701041), (21, 11800694), (42, 5900347), (61, 4062534), (122, 2031267), (183, 1354178), (197, 1257942), (366, 677089), (394, 628971), (427, 580362), (491, 504714), (591, 419314), (854, 290181), (982, 252357), (1182, 209657), (1281, 193454), (1379, 179706), (1473, 168238), (2562, 96727), (2758, 89853), (2946, 84119), (3437, 72102), (4137, 59902), (6874, 36051), (8274, 29951), (10311, 24034), (12017, 20622)]