201971565

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{181}}^2$

素因数の和:510

約数の個数: 36

約数和(自身を含む): 354598452

約数和(自身を除く): 152626887

約数列:

[1, 3, 5, 9, 15, 45, 137, 181, 411, 543, 685, 905, 1233, 1629, 2055, 2715, 6165, 8145, 24797, 32761, 74391, 98283, 123985, 163805, 223173, 294849, 371955, 491415, 1115865, 1474245, 4488257, 13464771, 22441285, 40394313, 67323855, 201971565]

約数ペア:

[(1, 201971565), (3, 67323855), (5, 40394313), (9, 22441285), (15, 13464771), (45, 4488257), (137, 1474245), (181, 1115865), (411, 491415), (543, 371955), (685, 294849), (905, 223173), (1233, 163805), (1629, 123985), (2055, 98283), (2715, 74391), (6165, 32761), (8145, 24797)]