161788428

素因数分解:

$2^2\times 3^6\times {\mathrm{113}}^1\times {\mathrm{491}}^1$

素因数の和:626

約数の個数: 84

約数和(自身を含む): 429129288

約数和(自身を除く): 267340860

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 113, 162, 226, 243, 324, 339, 452, 486, 491, 678, 729, 972, 982, 1017, 1356, 1458, 1473, 1964, 2034, 2916, 2946, 3051, 4068, 4419, 5892, 6102, 8838, 9153, 12204, 13257, 17676, 18306, 26514, 27459, 36612, 39771, 53028, 54918, 55483, 79542, 82377, 109836, 110966, 119313, 159084, 164754, 166449, 221932, 238626, 329508, 332898, 357939, 477252, 499347, 665796, 715878, 998694, 1431756, 1498041, 1997388, 2996082, 4494123, 5992164, 8988246, 13482369, 17976492, 26964738, 40447107, 53929476, 80894214, 161788428]

約数ペア:

[(1, 161788428), (2, 80894214), (3, 53929476), (4, 40447107), (6, 26964738), (9, 17976492), (12, 13482369), (18, 8988246), (27, 5992164), (36, 4494123), (54, 2996082), (81, 1997388), (108, 1498041), (113, 1431756), (162, 998694), (226, 715878), (243, 665796), (324, 499347), (339, 477252), (452, 357939), (486, 332898), (491, 329508), (678, 238626), (729, 221932), (972, 166449), (982, 164754), (1017, 159084), (1356, 119313), (1458, 110966), (1473, 109836), (1964, 82377), (2034, 79542), (2916, 55483), (2946, 54918), (3051, 53028), (4068, 39771), (4419, 36612), (5892, 27459), (6102, 26514), (8838, 18306), (9153, 17676), (12204, 13257)]