28698970

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{313}}^1$

素因数の和:546

約数の個数: 32

約数和(自身を含む): 53106192

約数和(自身を除く): 24407222

約数列:

[1, 2, 5, 10, 53, 106, 173, 265, 313, 346, 530, 626, 865, 1565, 1730, 3130, 9169, 16589, 18338, 33178, 45845, 54149, 82945, 91690, 108298, 165890, 270745, 541490, 2869897, 5739794, 14349485, 28698970]

約数ペア:

[(1, 28698970), (2, 14349485), (5, 5739794), (10, 2869897), (53, 541490), (106, 270745), (173, 165890), (265, 108298), (313, 91690), (346, 82945), (530, 54149), (626, 45845), (865, 33178), (1565, 18338), (1730, 16589), (3130, 9169)]