31986752511

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1\times {\mathrm{673}}^1$

素因数の和:1132

約数の個数: 64

約数和(自身を含む): 50090213376

約数和(自身を除く): 18103460865

約数列:

[1, 3, 7, 21, 71, 127, 213, 251, 381, 497, 673, 753, 889, 1491, 1757, 2019, 2667, 4711, 5271, 9017, 14133, 17821, 27051, 31877, 47783, 53463, 63119, 85471, 95631, 124747, 143349, 168923, 189357, 223139, 256413, 334481, 374241, 506769, 598297, 669417, 1003443, 1182461, 1794891, 2263267, 3547383, 6068441, 6789801, 11993533, 15842869, 18205323, 21453221, 35980599, 42479087, 47528607, 64359663, 83954731, 127437261, 150172547, 251864193, 450517641, 1523178691, 4569536073, 10662250837, 31986752511]

約数ペア:

[(1, 31986752511), (3, 10662250837), (7, 4569536073), (21, 1523178691), (71, 450517641), (127, 251864193), (213, 150172547), (251, 127437261), (381, 83954731), (497, 64359663), (673, 47528607), (753, 42479087), (889, 35980599), (1491, 21453221), (1757, 18205323), (2019, 15842869), (2667, 11993533), (4711, 6789801), (5271, 6068441), (9017, 3547383), (14133, 2263267), (17821, 1794891), (27051, 1182461), (31877, 1003443), (47783, 669417), (53463, 598297), (63119, 506769), (85471, 374241), (95631, 334481), (124747, 256413), (143349, 223139), (168923, 189357)]