28581216

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:324

約数の個数: 96

約数和(自身を含む): 80777088

約数和(自身を除く): 52195872

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 83, 96, 102, 136, 166, 204, 211, 249, 272, 332, 408, 422, 498, 544, 633, 664, 816, 844, 996, 1266, 1328, 1411, 1632, 1688, 1992, 2532, 2656, 2822, 3376, 3587, 3984, 4233, 5064, 5644, 6752, 7174, 7968, 8466, 10128, 10761, 11288, 14348, 16932, 17513, 20256, 21522, 22576, 28696, 33864, 35026, 43044, 45152, 52539, 57392, 67728, 70052, 86088, 105078, 114784, 135456, 140104, 172176, 210156, 280208, 297721, 344352, 420312, 560416, 595442, 840624, 893163, 1190884, 1681248, 1786326, 2381768, 3572652, 4763536, 7145304, 9527072, 14290608, 28581216]

約数ペア:

[(1, 28581216), (2, 14290608), (3, 9527072), (4, 7145304), (6, 4763536), (8, 3572652), (12, 2381768), (16, 1786326), (17, 1681248), (24, 1190884), (32, 893163), (34, 840624), (48, 595442), (51, 560416), (68, 420312), (83, 344352), (96, 297721), (102, 280208), (136, 210156), (166, 172176), (204, 140104), (211, 135456), (249, 114784), (272, 105078), (332, 86088), (408, 70052), (422, 67728), (498, 57392), (544, 52539), (633, 45152), (664, 43044), (816, 35026), (844, 33864), (996, 28696), (1266, 22576), (1328, 21522), (1411, 20256), (1632, 17513), (1688, 16932), (1992, 14348), (2532, 11288), (2656, 10761), (2822, 10128), (3376, 8466), (3587, 7968), (3984, 7174), (4233, 6752), (5064, 5644)]