397463694

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:425

約数の個数: 64

約数和(自身を含む): 837872640

約数和(自身を除く): 440408946

約数列:

[1, 2, 3, 6, 37, 74, 79, 111, 131, 158, 173, 222, 237, 262, 346, 393, 474, 519, 786, 1038, 2923, 4847, 5846, 6401, 8769, 9694, 10349, 12802, 13667, 14541, 17538, 19203, 20698, 22663, 27334, 29082, 31047, 38406, 41001, 45326, 62094, 67989, 82002, 135978, 382913, 505679, 765826, 838531, 1011358, 1148739, 1517037, 1677062, 1790377, 2297478, 2515593, 3034074, 3580754, 5031186, 5371131, 10742262, 66243949, 132487898, 198731847, 397463694]

約数ペア:

[(1, 397463694), (2, 198731847), (3, 132487898), (6, 66243949), (37, 10742262), (74, 5371131), (79, 5031186), (111, 3580754), (131, 3034074), (158, 2515593), (173, 2297478), (222, 1790377), (237, 1677062), (262, 1517037), (346, 1148739), (393, 1011358), (474, 838531), (519, 765826), (786, 505679), (1038, 382913), (2923, 135978), (4847, 82002), (5846, 67989), (6401, 62094), (8769, 45326), (9694, 41001), (10349, 38406), (12802, 31047), (13667, 29082), (14541, 27334), (17538, 22663), (19203, 20698)]