404155528

素因数分解:

$2^3\times 7^4\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:484

約数の個数: 80

約数和(自身を含む): 902986380

約数和(自身を除く): 498830852

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 53, 56, 98, 106, 196, 212, 343, 371, 392, 397, 424, 686, 742, 794, 1372, 1484, 1588, 2401, 2597, 2744, 2779, 2968, 3176, 4802, 5194, 5558, 9604, 10388, 11116, 18179, 19208, 19453, 20776, 21041, 22232, 36358, 38906, 42082, 72716, 77812, 84164, 127253, 136171, 145432, 147287, 155624, 168328, 254506, 272342, 294574, 509012, 544684, 589148, 953197, 1018024, 1031009, 1089368, 1178296, 1906394, 2062018, 3812788, 4124036, 7217063, 7625576, 8248072, 14434126, 28868252, 50519441, 57736504, 101038882, 202077764, 404155528]

約数ペア:

[(1, 404155528), (2, 202077764), (4, 101038882), (7, 57736504), (8, 50519441), (14, 28868252), (28, 14434126), (49, 8248072), (53, 7625576), (56, 7217063), (98, 4124036), (106, 3812788), (196, 2062018), (212, 1906394), (343, 1178296), (371, 1089368), (392, 1031009), (397, 1018024), (424, 953197), (686, 589148), (742, 544684), (794, 509012), (1372, 294574), (1484, 272342), (1588, 254506), (2401, 168328), (2597, 155624), (2744, 147287), (2779, 145432), (2968, 136171), (3176, 127253), (4802, 84164), (5194, 77812), (5558, 72716), (9604, 42082), (10388, 38906), (11116, 36358), (18179, 22232), (19208, 21041), (19453, 20776)]