89957385

素因数分解:

$3^5\times 5^1\times 7^2\times {\mathrm{1511}}^1$

素因数の和:1545

約数の個数: 72

約数和(自身を含む): 188225856

約数和(自身を除く): 98268471

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 105, 135, 147, 189, 243, 245, 315, 405, 441, 567, 735, 945, 1215, 1323, 1511, 1701, 2205, 2835, 3969, 4533, 6615, 7555, 8505, 10577, 11907, 13599, 19845, 22665, 31731, 40797, 52885, 59535, 67995, 74039, 95193, 122391, 158655, 203985, 222117, 285579, 367173, 370195, 475965, 611955, 666351, 856737, 1110585, 1427895, 1835865, 1999053, 2570211, 3331755, 4283685, 5997159, 9995265, 12851055, 17991477, 29985795, 89957385]

約数ペア:

[(1, 89957385), (3, 29985795), (5, 17991477), (7, 12851055), (9, 9995265), (15, 5997159), (21, 4283685), (27, 3331755), (35, 2570211), (45, 1999053), (49, 1835865), (63, 1427895), (81, 1110585), (105, 856737), (135, 666351), (147, 611955), (189, 475965), (243, 370195), (245, 367173), (315, 285579), (405, 222117), (441, 203985), (567, 158655), (735, 122391), (945, 95193), (1215, 74039), (1323, 67995), (1511, 59535), (1701, 52885), (2205, 40797), (2835, 31731), (3969, 22665), (4533, 19845), (6615, 13599), (7555, 11907), (8505, 10577)]