28420543298

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{211}}^1\times {\mathrm{1087}}^1$

素因数の和:1527

約数の個数: 64

約数和(自身を含む): 50220269568

約数和(自身を除く): 21799726270

約数列:

[1, 2, 7, 14, 53, 106, 167, 211, 334, 371, 422, 742, 1087, 1169, 1477, 2174, 2338, 2954, 7609, 8851, 11183, 15218, 17702, 22366, 35237, 57611, 61957, 70474, 78281, 115222, 123914, 156562, 181529, 229357, 246659, 363058, 403277, 458714, 493318, 806554, 1270703, 1605499, 1867561, 2541406, 3210998, 3735122, 9621037, 12155921, 13072927, 19242074, 24311842, 26145854, 38302619, 67347259, 76605238, 85091447, 134694518, 170182894, 268118333, 536236666, 2030038807, 4060077614, 14210271649, 28420543298]

約数ペア:

[(1, 28420543298), (2, 14210271649), (7, 4060077614), (14, 2030038807), (53, 536236666), (106, 268118333), (167, 170182894), (211, 134694518), (334, 85091447), (371, 76605238), (422, 67347259), (742, 38302619), (1087, 26145854), (1169, 24311842), (1477, 19242074), (2174, 13072927), (2338, 12155921), (2954, 9621037), (7609, 3735122), (8851, 3210998), (11183, 2541406), (15218, 1867561), (17702, 1605499), (22366, 1270703), (35237, 806554), (57611, 493318), (61957, 458714), (70474, 403277), (78281, 363058), (115222, 246659), (123914, 229357), (156562, 181529)]