201213495

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1609}}^1$

素因数の和:2024

約数の個数: 48

約数和(自身を含む): 399846720

約数和(自身を除く): 198633225

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 397, 1191, 1609, 1985, 2779, 3573, 4827, 5955, 8045, 8337, 11263, 13895, 14481, 17865, 24135, 25011, 33789, 41685, 56315, 72405, 101367, 125055, 168945, 506835, 638773, 1916319, 3193865, 4471411, 5748957, 9581595, 13414233, 22357055, 28744785, 40242699, 67071165, 201213495]

約数ペア:

[(1, 201213495), (3, 67071165), (5, 40242699), (7, 28744785), (9, 22357055), (15, 13414233), (21, 9581595), (35, 5748957), (45, 4471411), (63, 3193865), (105, 1916319), (315, 638773), (397, 506835), (1191, 168945), (1609, 125055), (1985, 101367), (2779, 72405), (3573, 56315), (4827, 41685), (5955, 33789), (8045, 25011), (8337, 24135), (11263, 17865), (13895, 14481)]