161069085

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{307}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 285405120

約数和(自身を除く): 124336035

約数列:

[1, 3, 5, 9, 15, 45, 89, 131, 267, 307, 393, 445, 655, 801, 921, 1179, 1335, 1535, 1965, 2763, 4005, 4605, 5895, 11659, 13815, 27323, 34977, 40217, 58295, 81969, 104931, 120651, 136615, 174885, 201085, 245907, 361953, 409845, 524655, 603255, 1229535, 1809765, 3579313, 10737939, 17896565, 32213817, 53689695, 161069085]

約数ペア:

[(1, 161069085), (3, 53689695), (5, 32213817), (9, 17896565), (15, 10737939), (45, 3579313), (89, 1809765), (131, 1229535), (267, 603255), (307, 524655), (393, 409845), (445, 361953), (655, 245907), (801, 201085), (921, 174885), (1179, 136615), (1335, 120651), (1535, 104931), (1965, 81969), (2763, 58295), (4005, 40217), (4605, 34977), (5895, 27323), (11659, 13815)]