349212861

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:203

約数の個数: 72

約数和(自身を含む): 570106368

約数和(自身を除く): 220893507

約数列:

[1, 3, 9, 17, 31, 51, 61, 71, 93, 153, 183, 213, 279, 289, 527, 549, 639, 867, 1037, 1207, 1581, 1891, 2201, 2601, 3111, 3621, 4331, 4743, 5673, 6603, 8959, 9333, 10863, 12993, 17019, 17629, 19809, 20519, 26877, 32147, 37417, 38979, 52887, 61557, 73627, 80631, 96441, 112251, 134261, 158661, 184671, 220881, 289323, 336753, 402783, 546499, 636089, 662643, 1208349, 1251659, 1639497, 1908267, 2282437, 3754977, 4918491, 5724801, 6847311, 11264931, 20541933, 38801429, 116404287, 349212861]

約数ペア:

[(1, 349212861), (3, 116404287), (9, 38801429), (17, 20541933), (31, 11264931), (51, 6847311), (61, 5724801), (71, 4918491), (93, 3754977), (153, 2282437), (183, 1908267), (213, 1639497), (279, 1251659), (289, 1208349), (527, 662643), (549, 636089), (639, 546499), (867, 402783), (1037, 336753), (1207, 289323), (1581, 220881), (1891, 184671), (2201, 158661), (2601, 134261), (3111, 112251), (3621, 96441), (4331, 80631), (4743, 73627), (5673, 61557), (6603, 52887), (8959, 38979), (9333, 37417), (10863, 32147), (12993, 26877), (17019, 20519), (17629, 19809)]