77802121519

素因数分解:

${\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{421}}^1\times {\mathrm{509}}^1$

素因数の和:1243

約数の個数: 32

約数和(自身を含む): 83522577600

約数和(自身を除く): 5720456081

約数列:

[1, 19, 97, 197, 421, 509, 1843, 3743, 7999, 9671, 19109, 40837, 49373, 82937, 100273, 214289, 363071, 775903, 938087, 1575803, 1905187, 4071491, 8044889, 9726481, 20786033, 42214933, 152852891, 184803139, 394934627, 802083727, 4094848501, 77802121519]

約数ペア:

[(1, 77802121519), (19, 4094848501), (97, 802083727), (197, 394934627), (421, 184803139), (509, 152852891), (1843, 42214933), (3743, 20786033), (7999, 9726481), (9671, 8044889), (19109, 4071491), (40837, 1905187), (49373, 1575803), (82937, 938087), (100273, 775903), (214289, 363071)]