1780451631

素因数分解:

$3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{177743}}^1$

素因数の和:177812

約数の個数: 32

約数和(自身を含む): 3071416320

約数和(自身を除く): 1290964689

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 159, 189, 371, 477, 1113, 1431, 3339, 10017, 177743, 533229, 1244201, 1599687, 3732603, 4799061, 9420379, 11197809, 28261137, 33593427, 65942653, 84783411, 197827959, 254350233, 593483877, 1780451631]

約数ペア:

[(1, 1780451631), (3, 593483877), (7, 254350233), (9, 197827959), (21, 84783411), (27, 65942653), (53, 33593427), (63, 28261137), (159, 11197809), (189, 9420379), (371, 4799061), (477, 3732603), (1113, 1599687), (1431, 1244201), (3339, 533229), (10017, 177743)]