187417945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{907}}^1$

素因数の和:970

約数の個数: 48

約数和(自身を含む): 280986048

約数和(自身を除く): 93568103

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 289, 715, 907, 935, 1105, 1445, 2431, 3179, 3757, 4535, 9977, 11791, 12155, 15419, 15895, 18785, 41327, 49885, 58955, 77095, 129701, 169609, 200447, 206635, 262123, 648505, 848045, 1002235, 1310615, 2204917, 2883353, 3407599, 11024585, 14416765, 17037995, 37483589, 187417945]

約数ペア:

[(1, 187417945), (5, 37483589), (11, 17037995), (13, 14416765), (17, 11024585), (55, 3407599), (65, 2883353), (85, 2204917), (143, 1310615), (187, 1002235), (221, 848045), (289, 648505), (715, 262123), (907, 206635), (935, 200447), (1105, 169609), (1445, 129701), (2431, 77095), (3179, 58955), (3757, 49885), (4535, 41327), (9977, 18785), (11791, 15895), (12155, 15419)]