28004328

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1861}}^1$

素因数の和:1903

約数の個数: 96

約数和(自身を含む): 87141600

約数和(自身を除く): 59137272

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 19, 22, 24, 33, 36, 38, 44, 57, 66, 72, 76, 88, 99, 114, 132, 152, 171, 198, 209, 228, 264, 342, 396, 418, 456, 627, 684, 792, 836, 1254, 1368, 1672, 1861, 1881, 2508, 3722, 3762, 5016, 5583, 7444, 7524, 11166, 14888, 15048, 16749, 20471, 22332, 33498, 35359, 40942, 44664, 61413, 66996, 70718, 81884, 106077, 122826, 133992, 141436, 163768, 184239, 212154, 245652, 282872, 318231, 368478, 388949, 424308, 491304, 636462, 736956, 777898, 848616, 1166847, 1272924, 1473912, 1555796, 2333694, 2545848, 3111592, 3500541, 4667388, 7001082, 9334776, 14002164, 28004328]

約数ペア:

[(1, 28004328), (2, 14002164), (3, 9334776), (4, 7001082), (6, 4667388), (8, 3500541), (9, 3111592), (11, 2545848), (12, 2333694), (18, 1555796), (19, 1473912), (22, 1272924), (24, 1166847), (33, 848616), (36, 777898), (38, 736956), (44, 636462), (57, 491304), (66, 424308), (72, 388949), (76, 368478), (88, 318231), (99, 282872), (114, 245652), (132, 212154), (152, 184239), (171, 163768), (198, 141436), (209, 133992), (228, 122826), (264, 106077), (342, 81884), (396, 70718), (418, 66996), (456, 61413), (627, 44664), (684, 40942), (792, 35359), (836, 33498), (1254, 22332), (1368, 20471), (1672, 16749), (1861, 15048), (1881, 14888), (2508, 11166), (3722, 7524), (3762, 7444), (5016, 5583)]