638751312

素因数分解:

$2^4\times 3^3\times {\mathrm{1478591}}^1$

素因数の和:1478608

約数の個数: 40

約数和(自身を含む): 1833454080

約数和(自身を除く): 1194702768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 1478591, 2957182, 4435773, 5914364, 8871546, 11828728, 13307319, 17743092, 23657456, 26614638, 35486184, 39921957, 53229276, 70972368, 79843914, 106458552, 159687828, 212917104, 319375656, 638751312]

約数ペア:

[(1, 638751312), (2, 319375656), (3, 212917104), (4, 159687828), (6, 106458552), (8, 79843914), (9, 70972368), (12, 53229276), (16, 39921957), (18, 35486184), (24, 26614638), (27, 23657456), (36, 17743092), (48, 13307319), (54, 11828728), (72, 8871546), (108, 5914364), (144, 4435773), (216, 2957182), (432, 1478591)]