401039128

素因数分解:

$2^3\times 7^2\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:369

約数の個数: 96

約数和(自身を含む): 904932000

約数和(自身を除く): 503892872

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 53, 56, 97, 98, 106, 194, 196, 199, 212, 371, 388, 392, 398, 424, 679, 742, 776, 796, 1358, 1393, 1484, 1592, 2597, 2716, 2786, 2968, 4753, 5141, 5194, 5432, 5572, 9506, 9751, 10282, 10388, 10547, 11144, 19012, 19303, 19502, 20564, 20776, 21094, 35987, 38024, 38606, 39004, 41128, 42188, 71974, 73829, 77212, 78008, 84376, 135121, 143948, 147658, 154424, 251909, 270242, 287896, 295316, 503818, 516803, 540484, 590632, 945847, 1007636, 1023059, 1033606, 1080968, 1891694, 2015272, 2046118, 2067212, 3783388, 4092236, 4134424, 7161413, 7566776, 8184472, 14322826, 28645652, 50129891, 57291304, 100259782, 200519564, 401039128]

約数ペア:

[(1, 401039128), (2, 200519564), (4, 100259782), (7, 57291304), (8, 50129891), (14, 28645652), (28, 14322826), (49, 8184472), (53, 7566776), (56, 7161413), (97, 4134424), (98, 4092236), (106, 3783388), (194, 2067212), (196, 2046118), (199, 2015272), (212, 1891694), (371, 1080968), (388, 1033606), (392, 1023059), (398, 1007636), (424, 945847), (679, 590632), (742, 540484), (776, 516803), (796, 503818), (1358, 295316), (1393, 287896), (1484, 270242), (1592, 251909), (2597, 154424), (2716, 147658), (2786, 143948), (2968, 135121), (4753, 84376), (5141, 78008), (5194, 77212), (5432, 73829), (5572, 71974), (9506, 42188), (9751, 41128), (10282, 39004), (10388, 38606), (10547, 38024), (11144, 35987), (19012, 21094), (19303, 20776), (19502, 20564)]