289259325

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{953}}^1$

素因数の和:1059

約数の個数: 72

約数和(自身を含む): 553625280

約数和(自身を除く): 264365955

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 71, 75, 95, 171, 213, 225, 285, 355, 475, 639, 855, 953, 1065, 1349, 1425, 1775, 2859, 3195, 4047, 4275, 4765, 5325, 6745, 8577, 12141, 14295, 15975, 18107, 20235, 23825, 33725, 42885, 54321, 60705, 67663, 71475, 90535, 101175, 162963, 202989, 214425, 271605, 303525, 338315, 452675, 608967, 814815, 1014945, 1285597, 1358025, 1691575, 3044835, 3856791, 4074075, 5074725, 6427985, 11570373, 15224175, 19283955, 32139925, 57851865, 96419775, 289259325]

約数ペア:

[(1, 289259325), (3, 96419775), (5, 57851865), (9, 32139925), (15, 19283955), (19, 15224175), (25, 11570373), (45, 6427985), (57, 5074725), (71, 4074075), (75, 3856791), (95, 3044835), (171, 1691575), (213, 1358025), (225, 1285597), (285, 1014945), (355, 814815), (475, 608967), (639, 452675), (855, 338315), (953, 303525), (1065, 271605), (1349, 214425), (1425, 202989), (1775, 162963), (2859, 101175), (3195, 90535), (4047, 71475), (4275, 67663), (4765, 60705), (5325, 54321), (6745, 42885), (8577, 33725), (12141, 23825), (14295, 20235), (15975, 18107)]