28102830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{821}}^1$

素因数の和:1001

約数の個数: 64

約数和(自身を含む): 77649408

約数和(自身を除く): 49546578

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 163, 210, 326, 489, 815, 821, 978, 1141, 1630, 1642, 2282, 2445, 2463, 3423, 4105, 4890, 4926, 5705, 5747, 6846, 8210, 11410, 11494, 12315, 17115, 17241, 24630, 28735, 34230, 34482, 57470, 86205, 133823, 172410, 267646, 401469, 669115, 802938, 936761, 1338230, 1873522, 2007345, 2810283, 4014690, 4683805, 5620566, 9367610, 14051415, 28102830]

約数ペア:

[(1, 28102830), (2, 14051415), (3, 9367610), (5, 5620566), (6, 4683805), (7, 4014690), (10, 2810283), (14, 2007345), (15, 1873522), (21, 1338230), (30, 936761), (35, 802938), (42, 669115), (70, 401469), (105, 267646), (163, 172410), (210, 133823), (326, 86205), (489, 57470), (815, 34482), (821, 34230), (978, 28735), (1141, 24630), (1630, 17241), (1642, 17115), (2282, 12315), (2445, 11494), (2463, 11410), (3423, 8210), (4105, 6846), (4890, 5747), (4926, 5705)]