27897584

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:258

約数の個数: 80

約数和(自身を含む): 64683360

約数和(自身を除く): 36785776

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 89, 104, 137, 143, 176, 178, 208, 274, 286, 356, 548, 572, 712, 979, 1096, 1144, 1157, 1424, 1507, 1781, 1958, 2192, 2288, 2314, 3014, 3562, 3916, 4628, 6028, 7124, 7832, 9256, 12056, 12193, 12727, 14248, 15664, 18512, 19591, 24112, 24386, 25454, 28496, 39182, 48772, 50908, 78364, 97544, 101816, 134123, 156728, 158509, 195088, 203632, 268246, 313456, 317018, 536492, 634036, 1072984, 1268072, 1743599, 2145968, 2536144, 3487198, 6974396, 13948792, 27897584]

約数ペア:

[(1, 27897584), (2, 13948792), (4, 6974396), (8, 3487198), (11, 2536144), (13, 2145968), (16, 1743599), (22, 1268072), (26, 1072984), (44, 634036), (52, 536492), (88, 317018), (89, 313456), (104, 268246), (137, 203632), (143, 195088), (176, 158509), (178, 156728), (208, 134123), (274, 101816), (286, 97544), (356, 78364), (548, 50908), (572, 48772), (712, 39182), (979, 28496), (1096, 25454), (1144, 24386), (1157, 24112), (1424, 19591), (1507, 18512), (1781, 15664), (1958, 14248), (2192, 12727), (2288, 12193), (2314, 12056), (3014, 9256), (3562, 7832), (3916, 7124), (4628, 6028)]