201694785

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{421}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 349010880

約数和(自身を除く): 147316095

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 285, 421, 615, 779, 1263, 1681, 2105, 2337, 3895, 5043, 6315, 7999, 8405, 11685, 17261, 23997, 25215, 31939, 39995, 51783, 86305, 95817, 119985, 159695, 258915, 327959, 479085, 707701, 983877, 1639795, 2123103, 3538505, 4919385, 10615515, 13446319, 40338957, 67231595, 201694785]

約数ペア:

[(1, 201694785), (3, 67231595), (5, 40338957), (15, 13446319), (19, 10615515), (41, 4919385), (57, 3538505), (95, 2123103), (123, 1639795), (205, 983877), (285, 707701), (421, 479085), (615, 327959), (779, 258915), (1263, 159695), (1681, 119985), (2105, 95817), (2337, 86305), (3895, 51783), (5043, 39995), (6315, 31939), (7999, 25215), (8405, 23997), (11685, 17261)]