28105056

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{1549}}^1$

素因数の和:1578

約数の個数: 120

約数和(自身を含む): 94525200

約数和(自身を除く): 66420144

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 216, 224, 252, 288, 324, 336, 378, 432, 504, 567, 648, 672, 756, 864, 1008, 1134, 1296, 1512, 1549, 2016, 2268, 2592, 3024, 3098, 4536, 4647, 6048, 6196, 9072, 9294, 10843, 12392, 13941, 18144, 18588, 21686, 24784, 27882, 32529, 37176, 41823, 43372, 49568, 55764, 65058, 74352, 83646, 86744, 97587, 111528, 125469, 130116, 148704, 167292, 173488, 195174, 223056, 250938, 260232, 292761, 334584, 346976, 390348, 446112, 501876, 520464, 585522, 669168, 780696, 878283, 1003752, 1040928, 1171044, 1338336, 1561392, 1756566, 2007504, 2342088, 3122784, 3513132, 4015008, 4684176, 7026264, 9368352, 14052528, 28105056]

約数ペア:

[(1, 28105056), (2, 14052528), (3, 9368352), (4, 7026264), (6, 4684176), (7, 4015008), (8, 3513132), (9, 3122784), (12, 2342088), (14, 2007504), (16, 1756566), (18, 1561392), (21, 1338336), (24, 1171044), (27, 1040928), (28, 1003752), (32, 878283), (36, 780696), (42, 669168), (48, 585522), (54, 520464), (56, 501876), (63, 446112), (72, 390348), (81, 346976), (84, 334584), (96, 292761), (108, 260232), (112, 250938), (126, 223056), (144, 195174), (162, 173488), (168, 167292), (189, 148704), (216, 130116), (224, 125469), (252, 111528), (288, 97587), (324, 86744), (336, 83646), (378, 74352), (432, 65058), (504, 55764), (567, 49568), (648, 43372), (672, 41823), (756, 37176), (864, 32529), (1008, 27882), (1134, 24784), (1296, 21686), (1512, 18588), (1549, 18144), (2016, 13941), (2268, 12392), (2592, 10843), (3024, 9294), (3098, 9072), (4536, 6196), (4647, 6048)]