18307867501

素因数分解:

$7^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{379}}^1$

素因数の和:508

約数の個数: 80

約数和(自身を含む): 24523315200

約数和(自身を除く): 6215447699

約数列:

[1, 7, 11, 31, 49, 59, 77, 217, 341, 343, 379, 413, 539, 649, 1519, 1829, 2387, 2401, 2653, 2891, 3773, 4169, 4543, 10633, 11749, 12803, 16709, 18571, 20119, 20237, 22361, 26411, 29183, 31801, 74431, 82243, 89621, 116963, 129239, 129997, 140833, 141659, 156527, 204281, 222607, 245971, 575701, 627347, 693191, 818741, 904673, 909979, 985831, 1095689, 1429967, 1558249, 1721797, 4029907, 4391429, 4852337, 6332711, 6900817, 7625101, 7669823, 10009769, 12052579, 28209349, 33966359, 44328977, 48305719, 53375707, 53688761, 84368053, 237764513, 310302839, 373629949, 590576371, 1664351591, 2615409643, 18307867501]

約数ペア:

[(1, 18307867501), (7, 2615409643), (11, 1664351591), (31, 590576371), (49, 373629949), (59, 310302839), (77, 237764513), (217, 84368053), (341, 53688761), (343, 53375707), (379, 48305719), (413, 44328977), (539, 33966359), (649, 28209349), (1519, 12052579), (1829, 10009769), (2387, 7669823), (2401, 7625101), (2653, 6900817), (2891, 6332711), (3773, 4852337), (4169, 4391429), (4543, 4029907), (10633, 1721797), (11749, 1558249), (12803, 1429967), (16709, 1095689), (18571, 985831), (20119, 909979), (20237, 904673), (22361, 818741), (26411, 693191), (29183, 627347), (31801, 575701), (74431, 245971), (82243, 222607), (89621, 204281), (116963, 156527), (129239, 141659), (129997, 140833)]