28735632

素因数分解:

$2^4\times 3^2\times {\mathrm{431}}^1\times {\mathrm{463}}^1$

素因数の和:908

約数の個数: 60

約数和(自身を含む): 80780544

約数和(自身を除く): 52044912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 431, 463, 862, 926, 1293, 1389, 1724, 1852, 2586, 2778, 3448, 3704, 3879, 4167, 5172, 5556, 6896, 7408, 7758, 8334, 10344, 11112, 15516, 16668, 20688, 22224, 31032, 33336, 62064, 66672, 199553, 399106, 598659, 798212, 1197318, 1596424, 1795977, 2394636, 3192848, 3591954, 4789272, 7183908, 9578544, 14367816, 28735632]

約数ペア:

[(1, 28735632), (2, 14367816), (3, 9578544), (4, 7183908), (6, 4789272), (8, 3591954), (9, 3192848), (12, 2394636), (16, 1795977), (18, 1596424), (24, 1197318), (36, 798212), (48, 598659), (72, 399106), (144, 199553), (431, 66672), (463, 62064), (862, 33336), (926, 31032), (1293, 22224), (1389, 20688), (1724, 16668), (1852, 15516), (2586, 11112), (2778, 10344), (3448, 8334), (3704, 7758), (3879, 7408), (4167, 6896), (5172, 5556)]