216899178

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:383

約数の個数: 64

約数和(自身を含む): 462309120

約数和(自身を除く): 245409942

約数列:

[1, 2, 3, 6, 29, 58, 71, 87, 97, 142, 174, 181, 194, 213, 291, 362, 426, 543, 582, 1086, 2059, 2813, 4118, 5249, 5626, 6177, 6887, 8439, 10498, 12354, 12851, 13774, 15747, 16878, 17557, 20661, 25702, 31494, 35114, 38553, 41322, 52671, 77106, 105342, 199723, 372679, 399446, 509153, 599169, 745358, 1018306, 1118037, 1198338, 1246547, 1527459, 2236074, 2493094, 3054918, 3739641, 7479282, 36149863, 72299726, 108449589, 216899178]

約数ペア:

[(1, 216899178), (2, 108449589), (3, 72299726), (6, 36149863), (29, 7479282), (58, 3739641), (71, 3054918), (87, 2493094), (97, 2236074), (142, 1527459), (174, 1246547), (181, 1198338), (194, 1118037), (213, 1018306), (291, 745358), (362, 599169), (426, 509153), (543, 399446), (582, 372679), (1086, 199723), (2059, 105342), (2813, 77106), (4118, 52671), (5249, 41322), (5626, 38553), (6177, 35114), (6887, 31494), (8439, 25702), (10498, 20661), (12354, 17557), (12851, 16878), (13774, 15747)]