215298972

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{31643}}^1$

素因数の和:31669

約数の個数: 72

約数和(自身を含む): 645031296

約数和(自身を除く): 429732324

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 3402, 6804, 31643, 63286, 94929, 126572, 189858, 221501, 284787, 379716, 443002, 569574, 664503, 854361, 886004, 1139148, 1329006, 1708722, 1993509, 2563083, 2658012, 3417444, 3987018, 5126166, 5980527, 7689249, 7974036, 10252332, 11961054, 15378498, 17941581, 23922108, 30756996, 35883162, 53824743, 71766324, 107649486, 215298972]

約数ペア:

[(1, 215298972), (2, 107649486), (3, 71766324), (4, 53824743), (6, 35883162), (7, 30756996), (9, 23922108), (12, 17941581), (14, 15378498), (18, 11961054), (21, 10252332), (27, 7974036), (28, 7689249), (36, 5980527), (42, 5126166), (54, 3987018), (63, 3417444), (81, 2658012), (84, 2563083), (108, 1993509), (126, 1708722), (162, 1329006), (189, 1139148), (243, 886004), (252, 854361), (324, 664503), (378, 569574), (486, 443002), (567, 379716), (756, 284787), (972, 221501), (1134, 189858), (1701, 126572), (2268, 94929), (3402, 63286), (6804, 31643)]