396347910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{947}}^1\times {\mathrm{1993}}^1$

素因数の和:2957

約数の個数: 64

約数和(自身を含む): 1088819712

約数和(自身を除く): 692471802

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 947, 1894, 1993, 2841, 3986, 4735, 5682, 5979, 6629, 9470, 9965, 11958, 13258, 13951, 14205, 19887, 19930, 27902, 28410, 29895, 33145, 39774, 41853, 59790, 66290, 69755, 83706, 99435, 139510, 198870, 209265, 418530, 1887371, 3774742, 5662113, 9436855, 11324226, 13211597, 18873710, 26423194, 28310565, 39634791, 56621130, 66057985, 79269582, 132115970, 198173955, 396347910]

約数ペア:

[(1, 396347910), (2, 198173955), (3, 132115970), (5, 79269582), (6, 66057985), (7, 56621130), (10, 39634791), (14, 28310565), (15, 26423194), (21, 18873710), (30, 13211597), (35, 11324226), (42, 9436855), (70, 5662113), (105, 3774742), (210, 1887371), (947, 418530), (1894, 209265), (1993, 198870), (2841, 139510), (3986, 99435), (4735, 83706), (5682, 69755), (5979, 66290), (6629, 59790), (9470, 41853), (9965, 39774), (11958, 33145), (13258, 29895), (13951, 28410), (14205, 27902), (19887, 19930)]