84855015

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1327}}^1$

素因数の和:1381

約数の個数: 72

約数和(自身を含む): 177128640

約数和(自身を除く): 92273625

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 49, 63, 87, 105, 145, 147, 203, 245, 261, 315, 435, 441, 609, 735, 1015, 1305, 1327, 1421, 1827, 2205, 3045, 3981, 4263, 6635, 7105, 9135, 9289, 11943, 12789, 19905, 21315, 27867, 38483, 46445, 59715, 63945, 65023, 83601, 115449, 139335, 192415, 195069, 269381, 325115, 346347, 418005, 577245, 585207, 808143, 975345, 1346905, 1731735, 1885667, 2424429, 2926035, 4040715, 5657001, 9428335, 12122145, 16971003, 28285005, 84855015]

約数ペア:

[(1, 84855015), (3, 28285005), (5, 16971003), (7, 12122145), (9, 9428335), (15, 5657001), (21, 4040715), (29, 2926035), (35, 2424429), (45, 1885667), (49, 1731735), (63, 1346905), (87, 975345), (105, 808143), (145, 585207), (147, 577245), (203, 418005), (245, 346347), (261, 325115), (315, 269381), (435, 195069), (441, 192415), (609, 139335), (735, 115449), (1015, 83601), (1305, 65023), (1327, 63945), (1421, 59715), (1827, 46445), (2205, 38483), (3045, 27867), (3981, 21315), (4263, 19905), (6635, 12789), (7105, 11943), (9135, 9289)]