8619884

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 20109600

約数和(自身を除く): 11489716

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 49, 52, 68, 91, 98, 119, 182, 196, 199, 221, 238, 364, 398, 442, 476, 637, 796, 833, 884, 1274, 1393, 1547, 1666, 2548, 2587, 2786, 3094, 3332, 3383, 5174, 5572, 6188, 6766, 9751, 10348, 10829, 13532, 18109, 19502, 21658, 23681, 36218, 39004, 43316, 43979, 47362, 72436, 87958, 94724, 126763, 165767, 175916, 253526, 307853, 331534, 507052, 615706, 663068, 1231412, 2154971, 4309942, 8619884]

約数ペア:

[(1, 8619884), (2, 4309942), (4, 2154971), (7, 1231412), (13, 663068), (14, 615706), (17, 507052), (26, 331534), (28, 307853), (34, 253526), (49, 175916), (52, 165767), (68, 126763), (91, 94724), (98, 87958), (119, 72436), (182, 47362), (196, 43979), (199, 43316), (221, 39004), (238, 36218), (364, 23681), (398, 21658), (442, 19502), (476, 18109), (637, 13532), (796, 10829), (833, 10348), (884, 9751), (1274, 6766), (1393, 6188), (1547, 5572), (1666, 5174), (2548, 3383), (2587, 3332), (2786, 3094)]