31303513458

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1\times {\mathrm{7211}}^1$

素因数の和:7620

約数の個数: 96

約数和(自身を含む): 78413018112

約数和(自身を除く): 47109504654

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 131, 262, 263, 393, 526, 786, 789, 917, 1179, 1578, 1834, 1841, 2358, 2367, 2751, 3682, 4734, 5502, 5523, 7211, 8253, 11046, 14422, 16506, 16569, 21633, 33138, 34453, 43266, 50477, 64899, 68906, 100954, 103359, 129798, 151431, 206718, 241171, 302862, 310077, 454293, 482342, 620154, 723513, 908586, 944641, 1447026, 1889282, 1896493, 2170539, 2833923, 3792986, 4341078, 5667846, 5689479, 6612487, 8501769, 11378958, 13224974, 13275451, 17003538, 17068437, 19837461, 26550902, 34136874, 39674922, 39826353, 59512383, 79652706, 119024766, 119479059, 238958118, 248440583, 496881166, 745321749, 1490643498, 1739084081, 2235965247, 3478168162, 4471930494, 5217252243, 10434504486, 15651756729, 31303513458]

約数ペア:

[(1, 31303513458), (2, 15651756729), (3, 10434504486), (6, 5217252243), (7, 4471930494), (9, 3478168162), (14, 2235965247), (18, 1739084081), (21, 1490643498), (42, 745321749), (63, 496881166), (126, 248440583), (131, 238958118), (262, 119479059), (263, 119024766), (393, 79652706), (526, 59512383), (786, 39826353), (789, 39674922), (917, 34136874), (1179, 26550902), (1578, 19837461), (1834, 17068437), (1841, 17003538), (2358, 13275451), (2367, 13224974), (2751, 11378958), (3682, 8501769), (4734, 6612487), (5502, 5689479), (5523, 5667846), (7211, 4341078), (8253, 3792986), (11046, 2833923), (14422, 2170539), (16506, 1896493), (16569, 1889282), (21633, 1447026), (33138, 944641), (34453, 908586), (43266, 723513), (50477, 620154), (64899, 482342), (68906, 454293), (100954, 310077), (103359, 302862), (129798, 241171), (151431, 206718)]