17881290

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{9461}}^1$

素因数の和:9484

約数の個数: 64

約数和(自身を含む): 54501120

約数和(自身を除く): 36619830

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 9461, 18922, 28383, 47305, 56766, 66227, 85149, 94610, 132454, 141915, 170298, 198681, 255447, 283830, 331135, 397362, 425745, 510894, 596043, 662270, 851490, 993405, 1192086, 1277235, 1788129, 1986810, 2554470, 2980215, 3576258, 5960430, 8940645, 17881290]

約数ペア:

[(1, 17881290), (2, 8940645), (3, 5960430), (5, 3576258), (6, 2980215), (7, 2554470), (9, 1986810), (10, 1788129), (14, 1277235), (15, 1192086), (18, 993405), (21, 851490), (27, 662270), (30, 596043), (35, 510894), (42, 425745), (45, 397362), (54, 331135), (63, 283830), (70, 255447), (90, 198681), (105, 170298), (126, 141915), (135, 132454), (189, 94610), (210, 85149), (270, 66227), (315, 56766), (378, 47305), (630, 28383), (945, 18922), (1890, 9461)]