2018378010971

素因数分解:

$7^4\times {\mathrm{317}}^1\times {\mathrm{379}}^1\times {\mathrm{6997}}^1$

素因数の和:7721

約数の個数: 40

約数和(自身を含む): 2368632934320

約数和(自身を除く): 350254923349

約数列:

[1, 7, 49, 317, 343, 379, 2219, 2401, 2653, 6997, 15533, 18571, 48979, 108731, 120143, 129997, 342853, 761117, 841001, 909979, 2218049, 2399971, 2651863, 5887007, 15526343, 16799797, 18563041, 41209049, 108684401, 129941287, 288463343, 760790807, 840640571, 909589009, 5325535649, 5884483997, 6367123063, 41191387979, 288339715853, 2018378010971]

約数ペア:

[(1, 2018378010971), (7, 288339715853), (49, 41191387979), (317, 6367123063), (343, 5884483997), (379, 5325535649), (2219, 909589009), (2401, 840640571), (2653, 760790807), (6997, 288463343), (15533, 129941287), (18571, 108684401), (48979, 41209049), (108731, 18563041), (120143, 16799797), (129997, 15526343), (342853, 5887007), (761117, 2651863), (841001, 2399971), (909979, 2218049)]