491137384

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{33311}}^1$

素因数の和:33433

約数の個数: 32

約数和(自身を含む): 979372800

約数和(自身を除く): 488235416

約数列:

[1, 2, 4, 8, 19, 38, 76, 97, 152, 194, 388, 776, 1843, 3686, 7372, 14744, 33311, 66622, 133244, 266488, 632909, 1265818, 2531636, 3231167, 5063272, 6462334, 12924668, 25849336, 61392173, 122784346, 245568692, 491137384]

約数ペア:

[(1, 491137384), (2, 245568692), (4, 122784346), (8, 61392173), (19, 25849336), (38, 12924668), (76, 6462334), (97, 5063272), (152, 3231167), (194, 2531636), (388, 1265818), (776, 632909), (1843, 266488), (3686, 133244), (7372, 66622), (14744, 33311)]