28285348

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{653}}^1$

素因数の和:701

約数の個数: 72

約数和(自身を含む): 65758392

約数和(自身を除く): 37473044

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 49, 52, 68, 91, 98, 119, 182, 196, 221, 238, 364, 442, 476, 637, 653, 833, 884, 1274, 1306, 1547, 1666, 2548, 2612, 3094, 3332, 4571, 6188, 8489, 9142, 10829, 11101, 16978, 18284, 21658, 22202, 31997, 33956, 43316, 44404, 59423, 63994, 77707, 118846, 127988, 144313, 155414, 237692, 288626, 310828, 415961, 543949, 577252, 831922, 1010191, 1087898, 1663844, 2020382, 2175796, 4040764, 7071337, 14142674, 28285348]

約数ペア:

[(1, 28285348), (2, 14142674), (4, 7071337), (7, 4040764), (13, 2175796), (14, 2020382), (17, 1663844), (26, 1087898), (28, 1010191), (34, 831922), (49, 577252), (52, 543949), (68, 415961), (91, 310828), (98, 288626), (119, 237692), (182, 155414), (196, 144313), (221, 127988), (238, 118846), (364, 77707), (442, 63994), (476, 59423), (637, 44404), (653, 43316), (833, 33956), (884, 31997), (1274, 22202), (1306, 21658), (1547, 18284), (1666, 16978), (2548, 11101), (2612, 10829), (3094, 9142), (3332, 8489), (4571, 6188)]