489202285

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{241}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 737662464

約数和(自身を除く): 248460179

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 167, 187, 221, 241, 715, 835, 935, 1105, 1205, 1837, 2171, 2431, 2651, 2839, 3133, 4097, 9185, 10855, 12155, 13255, 14195, 15665, 20485, 23881, 31229, 34463, 36907, 40247, 45067, 53261, 119405, 156145, 172315, 184535, 201235, 225335, 266305, 405977, 442717, 523211, 585871, 684199, 2029885, 2213585, 2616055, 2929355, 3420995, 5755321, 7526189, 8894587, 28776605, 37630945, 44472935, 97840457, 489202285]

約数ペア:

[(1, 489202285), (5, 97840457), (11, 44472935), (13, 37630945), (17, 28776605), (55, 8894587), (65, 7526189), (85, 5755321), (143, 3420995), (167, 2929355), (187, 2616055), (221, 2213585), (241, 2029885), (715, 684199), (835, 585871), (935, 523211), (1105, 442717), (1205, 405977), (1837, 266305), (2171, 225335), (2431, 201235), (2651, 184535), (2839, 172315), (3133, 156145), (4097, 119405), (9185, 53261), (10855, 45067), (12155, 40247), (13255, 36907), (14195, 34463), (15665, 31229), (20485, 23881)]