15691887965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{571}}^1$

素因数の和:918

約数の個数: 64

約数和(自身を含む): 21448627200

約数和(自身を除く): 5756739235

約数列:

[1, 5, 13, 29, 61, 65, 145, 239, 305, 377, 571, 793, 1195, 1769, 1885, 2855, 3107, 3965, 6931, 7423, 8845, 14579, 15535, 16559, 22997, 34655, 34831, 37115, 72895, 82795, 90103, 114985, 136469, 174155, 189527, 215267, 422791, 450515, 452803, 682345, 947635, 1010099, 1076335, 1774097, 2113955, 2264015, 3957601, 5050495, 5496283, 8324609, 8870485, 13131287, 19788005, 27481415, 41623045, 51448813, 65656435, 108219917, 241413661, 257244065, 541099585, 1207068305, 3138377593, 15691887965]

約数ペア:

[(1, 15691887965), (5, 3138377593), (13, 1207068305), (29, 541099585), (61, 257244065), (65, 241413661), (145, 108219917), (239, 65656435), (305, 51448813), (377, 41623045), (571, 27481415), (793, 19788005), (1195, 13131287), (1769, 8870485), (1885, 8324609), (2855, 5496283), (3107, 5050495), (3965, 3957601), (6931, 2264015), (7423, 2113955), (8845, 1774097), (14579, 1076335), (15535, 1010099), (16559, 947635), (22997, 682345), (34655, 452803), (34831, 450515), (37115, 422791), (72895, 215267), (82795, 189527), (90103, 174155), (114985, 136469)]