172874445

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1151}}^1$

素因数の和:1226

約数の個数: 64

約数和(自身を含む): 318504960

約数和(自身を除く): 145630515

約数列:

[1, 3, 5, 15, 17, 19, 31, 51, 57, 85, 93, 95, 155, 255, 285, 323, 465, 527, 589, 969, 1151, 1581, 1615, 1767, 2635, 2945, 3453, 4845, 5755, 7905, 8835, 10013, 17265, 19567, 21869, 30039, 35681, 50065, 58701, 65607, 97835, 107043, 109345, 150195, 178405, 293505, 328035, 371773, 535215, 606577, 677939, 1115319, 1819731, 1858865, 2033817, 3032885, 3389695, 5576595, 9098655, 10169085, 11524963, 34574889, 57624815, 172874445]

約数ペア:

[(1, 172874445), (3, 57624815), (5, 34574889), (15, 11524963), (17, 10169085), (19, 9098655), (31, 5576595), (51, 3389695), (57, 3032885), (85, 2033817), (93, 1858865), (95, 1819731), (155, 1115319), (255, 677939), (285, 606577), (323, 535215), (465, 371773), (527, 328035), (589, 293505), (969, 178405), (1151, 150195), (1581, 109345), (1615, 107043), (1767, 97835), (2635, 65607), (2945, 58701), (3453, 50065), (4845, 35681), (5755, 30039), (7905, 21869), (8835, 19567), (10013, 17265)]