26740868

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:265

約数の個数: 72

約数和(自身を含む): 60520320

約数和(自身を除く): 33779452

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 79, 98, 154, 157, 158, 196, 308, 314, 316, 539, 553, 628, 869, 1078, 1099, 1106, 1727, 1738, 2156, 2198, 2212, 3454, 3476, 3871, 4396, 6083, 6908, 7693, 7742, 12089, 12166, 12403, 15386, 15484, 24178, 24332, 24806, 30772, 42581, 48356, 49612, 84623, 85162, 86821, 136433, 169246, 170324, 173642, 272866, 338492, 347284, 545732, 607747, 955031, 1215494, 1910062, 2430988, 3820124, 6685217, 13370434, 26740868]

約数ペア:

[(1, 26740868), (2, 13370434), (4, 6685217), (7, 3820124), (11, 2430988), (14, 1910062), (22, 1215494), (28, 955031), (44, 607747), (49, 545732), (77, 347284), (79, 338492), (98, 272866), (154, 173642), (157, 170324), (158, 169246), (196, 136433), (308, 86821), (314, 85162), (316, 84623), (539, 49612), (553, 48356), (628, 42581), (869, 30772), (1078, 24806), (1099, 24332), (1106, 24178), (1727, 15484), (1738, 15386), (2156, 12403), (2198, 12166), (2212, 12089), (3454, 7742), (3476, 7693), (3871, 6908), (4396, 6083)]