508779908

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{1361}}^1$

素因数の和:1477

約数の個数: 72

約数和(自身を含む): 1116622080

約数和(自身を除く): 607842172

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 79, 91, 158, 169, 182, 316, 338, 364, 553, 676, 1027, 1106, 1183, 1361, 2054, 2212, 2366, 2722, 4108, 4732, 5444, 7189, 9527, 13351, 14378, 17693, 19054, 26702, 28756, 35386, 38108, 53404, 70772, 93457, 107519, 123851, 186914, 215038, 230009, 247702, 373828, 430076, 460018, 495404, 752633, 920036, 1397747, 1505266, 1610063, 2795494, 3010532, 3220126, 5590988, 6440252, 9784229, 18170711, 19568458, 36341422, 39136916, 72682844, 127194977, 254389954, 508779908]

約数ペア:

[(1, 508779908), (2, 254389954), (4, 127194977), (7, 72682844), (13, 39136916), (14, 36341422), (26, 19568458), (28, 18170711), (52, 9784229), (79, 6440252), (91, 5590988), (158, 3220126), (169, 3010532), (182, 2795494), (316, 1610063), (338, 1505266), (364, 1397747), (553, 920036), (676, 752633), (1027, 495404), (1106, 460018), (1183, 430076), (1361, 373828), (2054, 247702), (2212, 230009), (2366, 215038), (2722, 186914), (4108, 123851), (4732, 107519), (5444, 93457), (7189, 70772), (9527, 53404), (13351, 38108), (14378, 35386), (17693, 28756), (19054, 26702)]