28742868

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10369}}^1$

素因数の和:10397

約数の個数: 72

約数和(自身を含む): 90592320

約数和(自身を除く): 61849452

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 126, 132, 154, 198, 231, 252, 308, 396, 462, 693, 924, 1386, 2772, 10369, 20738, 31107, 41476, 62214, 72583, 93321, 114059, 124428, 145166, 186642, 217749, 228118, 290332, 342177, 373284, 435498, 456236, 653247, 684354, 798413, 870996, 1026531, 1306494, 1368708, 1596826, 2053062, 2395239, 2612988, 3193652, 4106124, 4790478, 7185717, 9580956, 14371434, 28742868]

約数ペア:

[(1, 28742868), (2, 14371434), (3, 9580956), (4, 7185717), (6, 4790478), (7, 4106124), (9, 3193652), (11, 2612988), (12, 2395239), (14, 2053062), (18, 1596826), (21, 1368708), (22, 1306494), (28, 1026531), (33, 870996), (36, 798413), (42, 684354), (44, 653247), (63, 456236), (66, 435498), (77, 373284), (84, 342177), (99, 290332), (126, 228118), (132, 217749), (154, 186642), (198, 145166), (231, 124428), (252, 114059), (308, 93321), (396, 72583), (462, 62214), (693, 41476), (924, 31107), (1386, 20738), (2772, 10369)]