28741122

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{317}}^1$

素因数の和:424

約数の個数: 64

約数和(自身を含む): 67772160

約数和(自身を除く): 39031038

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 73, 138, 146, 207, 219, 317, 414, 438, 621, 634, 657, 951, 1242, 1314, 1679, 1902, 1971, 2853, 3358, 3942, 5037, 5706, 7291, 8559, 10074, 14582, 15111, 17118, 21873, 23141, 30222, 43746, 45333, 46282, 65619, 69423, 90666, 131238, 138846, 196857, 208269, 393714, 416538, 532243, 624807, 1064486, 1249614, 1596729, 3193458, 4790187, 9580374, 14370561, 28741122]

約数ペア:

[(1, 28741122), (2, 14370561), (3, 9580374), (6, 4790187), (9, 3193458), (18, 1596729), (23, 1249614), (27, 1064486), (46, 624807), (54, 532243), (69, 416538), (73, 393714), (138, 208269), (146, 196857), (207, 138846), (219, 131238), (317, 90666), (414, 69423), (438, 65619), (621, 46282), (634, 45333), (657, 43746), (951, 30222), (1242, 23141), (1314, 21873), (1679, 17118), (1902, 15111), (1971, 14582), (2853, 10074), (3358, 8559), (3942, 7291), (5037, 5706)]