678439485

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{577}}^1$

素因数の和:687

約数の個数: 96

約数和(自身を含む): 1314649440

約数和(自身を除く): 636209955

約数列:

[1, 3, 5, 9, 15, 17, 29, 45, 51, 53, 85, 87, 145, 153, 159, 255, 261, 265, 435, 477, 493, 577, 765, 795, 901, 1305, 1479, 1537, 1731, 2385, 2465, 2703, 2885, 4437, 4505, 4611, 5193, 7395, 7685, 8109, 8655, 9809, 13515, 13833, 16733, 22185, 23055, 25965, 26129, 29427, 30581, 40545, 49045, 50199, 69165, 78387, 83665, 88281, 91743, 130645, 147135, 150597, 152905, 235161, 250995, 275229, 284461, 391935, 441405, 458715, 519877, 752985, 853383, 886849, 1175805, 1376145, 1422305, 1559631, 2560149, 2599385, 2660547, 4266915, 4434245, 4678893, 7798155, 7981641, 12800745, 13302735, 15076433, 23394465, 39908205, 45229299, 75382165, 135687897, 226146495, 678439485]

約数ペア:

[(1, 678439485), (3, 226146495), (5, 135687897), (9, 75382165), (15, 45229299), (17, 39908205), (29, 23394465), (45, 15076433), (51, 13302735), (53, 12800745), (85, 7981641), (87, 7798155), (145, 4678893), (153, 4434245), (159, 4266915), (255, 2660547), (261, 2599385), (265, 2560149), (435, 1559631), (477, 1422305), (493, 1376145), (577, 1175805), (765, 886849), (795, 853383), (901, 752985), (1305, 519877), (1479, 458715), (1537, 441405), (1731, 391935), (2385, 284461), (2465, 275229), (2703, 250995), (2885, 235161), (4437, 152905), (4505, 150597), (4611, 147135), (5193, 130645), (7395, 91743), (7685, 88281), (8109, 83665), (8655, 78387), (9809, 69165), (13515, 50199), (13833, 49045), (16733, 40545), (22185, 30581), (23055, 29427), (25965, 26129)]