497950005

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:419

約数の個数: 96

約数和(自身を含む): 985944960

約数和(自身を除く): 487994955

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 181, 197, 245, 285, 399, 543, 591, 665, 735, 905, 931, 985, 1267, 1379, 1995, 2715, 2793, 2955, 3439, 3743, 3801, 4137, 4655, 6335, 6895, 8869, 9653, 10317, 11229, 13965, 17195, 18715, 19005, 20685, 24073, 26201, 26607, 28959, 35657, 44345, 48265, 51585, 56145, 72219, 78603, 106971, 120365, 131005, 133035, 144795, 168511, 178285, 183407, 249599, 361095, 393015, 505533, 534855, 550221, 677483, 748797, 842555, 917035, 1247995, 1747193, 2032449, 2527665, 2751105, 3387415, 3743985, 4742381, 5241579, 8735965, 10162245, 14227143, 23711905, 26207895, 33196667, 71135715, 99590001, 165983335, 497950005]

約数ペア:

[(1, 497950005), (3, 165983335), (5, 99590001), (7, 71135715), (15, 33196667), (19, 26207895), (21, 23711905), (35, 14227143), (49, 10162245), (57, 8735965), (95, 5241579), (105, 4742381), (133, 3743985), (147, 3387415), (181, 2751105), (197, 2527665), (245, 2032449), (285, 1747193), (399, 1247995), (543, 917035), (591, 842555), (665, 748797), (735, 677483), (905, 550221), (931, 534855), (985, 505533), (1267, 393015), (1379, 361095), (1995, 249599), (2715, 183407), (2793, 178285), (2955, 168511), (3439, 144795), (3743, 133035), (3801, 131005), (4137, 120365), (4655, 106971), (6335, 78603), (6895, 72219), (8869, 56145), (9653, 51585), (10317, 48265), (11229, 44345), (13965, 35657), (17195, 28959), (18715, 26607), (19005, 26201), (20685, 24073)]