388466134

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:473

約数の個数: 64

約数和(自身を含む): 723824640

約数和(自身を除く): 335358506

約数列:

[1, 2, 7, 14, 19, 38, 67, 71, 133, 134, 142, 266, 307, 469, 497, 614, 938, 994, 1273, 1349, 2149, 2546, 2698, 4298, 4757, 5833, 8911, 9443, 9514, 11666, 17822, 18886, 20569, 21797, 33299, 40831, 41138, 43594, 66598, 81662, 90383, 143983, 152579, 180766, 287966, 305158, 390811, 414143, 632681, 781622, 828286, 1265362, 1460399, 2735677, 2899001, 2920798, 5471354, 5798002, 10222793, 20445586, 27747581, 55495162, 194233067, 388466134]

約数ペア:

[(1, 388466134), (2, 194233067), (7, 55495162), (14, 27747581), (19, 20445586), (38, 10222793), (67, 5798002), (71, 5471354), (133, 2920798), (134, 2899001), (142, 2735677), (266, 1460399), (307, 1265362), (469, 828286), (497, 781622), (614, 632681), (938, 414143), (994, 390811), (1273, 305158), (1349, 287966), (2149, 180766), (2546, 152579), (2698, 143983), (4298, 90383), (4757, 81662), (5833, 66598), (8911, 43594), (9443, 41138), (9514, 40831), (11666, 33299), (17822, 21797), (18886, 20569)]