268961283

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 440640000

約数和(自身を除く): 171678717

約数列:

[1, 3, 9, 19, 27, 29, 57, 87, 101, 171, 179, 261, 303, 513, 537, 551, 783, 909, 1611, 1653, 1919, 2727, 2929, 3401, 4833, 4959, 5191, 5757, 8787, 10203, 14877, 15573, 17271, 18079, 26361, 30609, 46719, 51813, 54237, 55651, 79083, 91827, 98629, 140157, 162711, 166953, 295887, 343501, 488133, 500859, 524291, 887661, 1030503, 1502577, 1572873, 2662983, 3091509, 4718619, 9274527, 9961529, 14155857, 29884587, 89653761, 268961283]

約数ペア:

[(1, 268961283), (3, 89653761), (9, 29884587), (19, 14155857), (27, 9961529), (29, 9274527), (57, 4718619), (87, 3091509), (101, 2662983), (171, 1572873), (179, 1502577), (261, 1030503), (303, 887661), (513, 524291), (537, 500859), (551, 488133), (783, 343501), (909, 295887), (1611, 166953), (1653, 162711), (1919, 140157), (2727, 98629), (2929, 91827), (3401, 79083), (4833, 55651), (4959, 54237), (5191, 51813), (5757, 46719), (8787, 30609), (10203, 26361), (14877, 18079), (15573, 17271)]