287761308

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{11579}}^1$

素因数の和:11714

約数の個数: 48

約数和(自身を含む): 713328000

約数和(自身を除く): 425566692

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 109, 114, 218, 228, 327, 436, 654, 1308, 2071, 4142, 6213, 8284, 11579, 12426, 23158, 24852, 34737, 46316, 69474, 138948, 220001, 440002, 660003, 880004, 1262111, 1320006, 2524222, 2640012, 3786333, 5048444, 7572666, 15145332, 23980109, 47960218, 71940327, 95920436, 143880654, 287761308]

約数ペア:

[(1, 287761308), (2, 143880654), (3, 95920436), (4, 71940327), (6, 47960218), (12, 23980109), (19, 15145332), (38, 7572666), (57, 5048444), (76, 3786333), (109, 2640012), (114, 2524222), (218, 1320006), (228, 1262111), (327, 880004), (436, 660003), (654, 440002), (1308, 220001), (2071, 138948), (4142, 69474), (6213, 46316), (8284, 34737), (11579, 24852), (12426, 23158)]