289607565

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:430

約数の個数: 64

約数和(自身を含む): 514467072

約数和(自身を除く): 224859507

約数列:

[1, 3, 5, 13, 15, 39, 61, 65, 97, 183, 195, 251, 291, 305, 485, 753, 793, 915, 1255, 1261, 1455, 2379, 3263, 3765, 3783, 3965, 5917, 6305, 9789, 11895, 15311, 16315, 17751, 18915, 24347, 29585, 45933, 48945, 73041, 76555, 76921, 88755, 121735, 199043, 229665, 230763, 316511, 365205, 384605, 597129, 949533, 995215, 1153815, 1485167, 1582555, 2985645, 4455501, 4747665, 7425835, 19307171, 22277505, 57921513, 96535855, 289607565]

約数ペア:

[(1, 289607565), (3, 96535855), (5, 57921513), (13, 22277505), (15, 19307171), (39, 7425835), (61, 4747665), (65, 4455501), (97, 2985645), (183, 1582555), (195, 1485167), (251, 1153815), (291, 995215), (305, 949533), (485, 597129), (753, 384605), (793, 365205), (915, 316511), (1255, 230763), (1261, 229665), (1455, 199043), (2379, 121735), (3263, 88755), (3765, 76921), (3783, 76555), (3965, 73041), (5917, 48945), (6305, 45933), (9789, 29585), (11895, 24347), (15311, 18915), (16315, 17751)]