212498988

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{12497}}^1$

素因数の和:12626

約数の個数: 48

約数和(自身を含む): 538913760

約数和(自身を除く): 326414772

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 109, 156, 218, 327, 436, 654, 1308, 1417, 2834, 4251, 5668, 8502, 12497, 17004, 24994, 37491, 49988, 74982, 149964, 162461, 324922, 487383, 649844, 974766, 1362173, 1949532, 2724346, 4086519, 5448692, 8173038, 16346076, 17708249, 35416498, 53124747, 70832996, 106249494, 212498988]

約数ペア:

[(1, 212498988), (2, 106249494), (3, 70832996), (4, 53124747), (6, 35416498), (12, 17708249), (13, 16346076), (26, 8173038), (39, 5448692), (52, 4086519), (78, 2724346), (109, 1949532), (156, 1362173), (218, 974766), (327, 649844), (436, 487383), (654, 324922), (1308, 162461), (1417, 149964), (2834, 74982), (4251, 49988), (5668, 37491), (8502, 24994), (12497, 17004)]