478022013

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{449}}^1$

素因数の和:639

約数の個数: 64

約数和(自身を含む): 836352000

約数和(自身を除く): 358329987

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 129, 131, 189, 301, 387, 393, 449, 903, 917, 1161, 1179, 1347, 2709, 2751, 3143, 3537, 4041, 5633, 8127, 8253, 9429, 12123, 16899, 19307, 24759, 28287, 39431, 50697, 57921, 58819, 84861, 118293, 135149, 152091, 173763, 176457, 354879, 405447, 411733, 521289, 529371, 1064637, 1216341, 1235199, 1588113, 2529217, 3649023, 3705597, 7587651, 11116791, 17704519, 22762953, 53113557, 68288859, 159340671, 478022013]

約数ペア:

[(1, 478022013), (3, 159340671), (7, 68288859), (9, 53113557), (21, 22762953), (27, 17704519), (43, 11116791), (63, 7587651), (129, 3705597), (131, 3649023), (189, 2529217), (301, 1588113), (387, 1235199), (393, 1216341), (449, 1064637), (903, 529371), (917, 521289), (1161, 411733), (1179, 405447), (1347, 354879), (2709, 176457), (2751, 173763), (3143, 152091), (3537, 135149), (4041, 118293), (5633, 84861), (8127, 58819), (8253, 57921), (9429, 50697), (12123, 39431), (16899, 28287), (19307, 24759)]