221738398895

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1\times {\mathrm{277}}^1\times {\mathrm{643}}^1$

素因数の和:1224

約数の個数: 64

約数和(自身を含む): 292352094720

約数和(自身を除く): 70613695825

約数列:

[1, 5, 13, 65, 107, 179, 277, 535, 643, 895, 1385, 1391, 2327, 3215, 3601, 6955, 8359, 11635, 18005, 19153, 29639, 41795, 49583, 68801, 95765, 115097, 148195, 178111, 247915, 248989, 344005, 385307, 575485, 644579, 890555, 894413, 1244945, 1496261, 1926535, 2315443, 3222895, 4472065, 5305381, 7481305, 11577215, 12315379, 19057877, 26526905, 31881869, 61576895, 68969953, 95289385, 159409345, 160099927, 247752401, 344849765, 414464297, 800499635, 1238762005, 2072321485, 3411359983, 17056799915, 44347679779, 221738398895]

約数ペア:

[(1, 221738398895), (5, 44347679779), (13, 17056799915), (65, 3411359983), (107, 2072321485), (179, 1238762005), (277, 800499635), (535, 414464297), (643, 344849765), (895, 247752401), (1385, 160099927), (1391, 159409345), (2327, 95289385), (3215, 68969953), (3601, 61576895), (6955, 31881869), (8359, 26526905), (11635, 19057877), (18005, 12315379), (19153, 11577215), (29639, 7481305), (41795, 5305381), (49583, 4472065), (68801, 3222895), (95765, 2315443), (115097, 1926535), (148195, 1496261), (178111, 1244945), (247915, 894413), (248989, 890555), (344005, 644579), (385307, 575485)]