2908777788

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{20873}}^1$

素因数の和:20976

約数の個数: 108

約数和(自身を含む): 8661875040

約数和(自身を除く): 5753097252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 79, 84, 98, 126, 147, 158, 196, 237, 252, 294, 316, 441, 474, 553, 588, 711, 882, 948, 1106, 1422, 1659, 1764, 2212, 2844, 3318, 3871, 4977, 6636, 7742, 9954, 11613, 15484, 19908, 20873, 23226, 34839, 41746, 46452, 62619, 69678, 83492, 125238, 139356, 146111, 187857, 250476, 292222, 375714, 438333, 584444, 751428, 876666, 1022777, 1314999, 1648967, 1753332, 2045554, 2629998, 3068331, 3297934, 4091108, 4946901, 5259996, 6136662, 6595868, 9204993, 9893802, 11542769, 12273324, 14840703, 18409986, 19787604, 23085538, 29681406, 34628307, 36819972, 46171076, 59362812, 69256614, 80799383, 103884921, 138513228, 161598766, 207769842, 242398149, 323197532, 415539684, 484796298, 727194447, 969592596, 1454388894, 2908777788]

約数ペア:

[(1, 2908777788), (2, 1454388894), (3, 969592596), (4, 727194447), (6, 484796298), (7, 415539684), (9, 323197532), (12, 242398149), (14, 207769842), (18, 161598766), (21, 138513228), (28, 103884921), (36, 80799383), (42, 69256614), (49, 59362812), (63, 46171076), (79, 36819972), (84, 34628307), (98, 29681406), (126, 23085538), (147, 19787604), (158, 18409986), (196, 14840703), (237, 12273324), (252, 11542769), (294, 9893802), (316, 9204993), (441, 6595868), (474, 6136662), (553, 5259996), (588, 4946901), (711, 4091108), (882, 3297934), (948, 3068331), (1106, 2629998), (1422, 2045554), (1659, 1753332), (1764, 1648967), (2212, 1314999), (2844, 1022777), (3318, 876666), (3871, 751428), (4977, 584444), (6636, 438333), (7742, 375714), (9954, 292222), (11613, 250476), (15484, 187857), (19908, 146111), (20873, 139356), (23226, 125238), (34839, 83492), (41746, 69678), (46452, 62619)]