1981940065

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{44483}}^1$

素因数の和:44581

約数の個数: 32

約数和(自身を含む): 2903915520

約数和(自身を除く): 921975455

約数列:

[1, 5, 7, 19, 35, 67, 95, 133, 335, 469, 665, 1273, 2345, 6365, 8911, 44483, 44555, 222415, 311381, 845177, 1556905, 2980361, 4225885, 5916239, 14901805, 20862527, 29581195, 56626859, 104312635, 283134295, 396388013, 1981940065]

約数ペア:

[(1, 1981940065), (5, 396388013), (7, 283134295), (19, 104312635), (35, 56626859), (67, 29581195), (95, 20862527), (133, 14901805), (335, 5916239), (469, 4225885), (665, 2980361), (1273, 1556905), (2345, 845177), (6365, 311381), (8911, 222415), (44483, 44555)]