1312821468

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{15739}}^1$

素因数の和:16087

約数の個数: 72

約数和(自身を含む): 3804295040

約数和(自身を除く): 2491473572

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 331, 662, 993, 1324, 1986, 2317, 2979, 3972, 4634, 5958, 6951, 9268, 11916, 13902, 15739, 20853, 27804, 31478, 41706, 47217, 62956, 83412, 94434, 110173, 141651, 188868, 220346, 283302, 330519, 440692, 566604, 661038, 991557, 1322076, 1983114, 3966228, 5209609, 10419218, 15628827, 20838436, 31257654, 36467263, 46886481, 62515308, 72934526, 93772962, 109401789, 145869052, 187545924, 218803578, 328205367, 437607156, 656410734, 1312821468]

約数ペア:

[(1, 1312821468), (2, 656410734), (3, 437607156), (4, 328205367), (6, 218803578), (7, 187545924), (9, 145869052), (12, 109401789), (14, 93772962), (18, 72934526), (21, 62515308), (28, 46886481), (36, 36467263), (42, 31257654), (63, 20838436), (84, 15628827), (126, 10419218), (252, 5209609), (331, 3966228), (662, 1983114), (993, 1322076), (1324, 991557), (1986, 661038), (2317, 566604), (2979, 440692), (3972, 330519), (4634, 283302), (5958, 220346), (6951, 188868), (9268, 141651), (11916, 110173), (13902, 94434), (15739, 83412), (20853, 62956), (27804, 47217), (31478, 41706)]