28215608

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 59508000

約数和(自身を除く): 31292392

約数列:

[1, 2, 4, 8, 19, 29, 37, 38, 58, 74, 76, 116, 148, 152, 173, 232, 296, 346, 551, 692, 703, 1073, 1102, 1384, 1406, 2146, 2204, 2812, 3287, 4292, 4408, 5017, 5624, 6401, 6574, 8584, 10034, 12802, 13148, 20068, 20387, 25604, 26296, 40136, 40774, 51208, 81548, 95323, 121619, 163096, 185629, 190646, 243238, 371258, 381292, 486476, 742516, 762584, 972952, 1485032, 3526951, 7053902, 14107804, 28215608]

約数ペア:

[(1, 28215608), (2, 14107804), (4, 7053902), (8, 3526951), (19, 1485032), (29, 972952), (37, 762584), (38, 742516), (58, 486476), (74, 381292), (76, 371258), (116, 243238), (148, 190646), (152, 185629), (173, 163096), (232, 121619), (296, 95323), (346, 81548), (551, 51208), (692, 40774), (703, 40136), (1073, 26296), (1102, 25604), (1384, 20387), (1406, 20068), (2146, 13148), (2204, 12802), (2812, 10034), (3287, 8584), (4292, 6574), (4408, 6401), (5017, 5624)]