197872974

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{2243}}^1$

素因数の和:2306

約数の個数: 72

約数和(自身を含む): 480462840

約数和(自身を除く): 282589866

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 29, 39, 58, 78, 87, 117, 169, 174, 234, 261, 338, 377, 507, 522, 754, 1014, 1131, 1521, 2243, 2262, 3042, 3393, 4486, 4901, 6729, 6786, 9802, 13458, 14703, 20187, 29159, 29406, 40374, 44109, 58318, 65047, 87477, 88218, 130094, 174954, 195141, 262431, 379067, 390282, 524862, 585423, 758134, 845611, 1137201, 1170846, 1691222, 2274402, 2536833, 3411603, 5073666, 6823206, 7610499, 10992943, 15220998, 21985886, 32978829, 65957658, 98936487, 197872974]

約数ペア:

[(1, 197872974), (2, 98936487), (3, 65957658), (6, 32978829), (9, 21985886), (13, 15220998), (18, 10992943), (26, 7610499), (29, 6823206), (39, 5073666), (58, 3411603), (78, 2536833), (87, 2274402), (117, 1691222), (169, 1170846), (174, 1137201), (234, 845611), (261, 758134), (338, 585423), (377, 524862), (507, 390282), (522, 379067), (754, 262431), (1014, 195141), (1131, 174954), (1521, 130094), (2243, 88218), (2262, 87477), (3042, 65047), (3393, 58318), (4486, 44109), (4901, 40374), (6729, 29406), (6786, 29159), (9802, 20187), (13458, 14703)]