218086407

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:170

約数の個数: 108

約数和(自身を含む): 415499448

約数和(自身を除く): 197413041

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 61, 63, 67, 77, 99, 121, 147, 183, 201, 231, 363, 427, 441, 469, 539, 549, 603, 671, 693, 737, 847, 1089, 1281, 1407, 1617, 2013, 2211, 2541, 2989, 3283, 3843, 4087, 4221, 4697, 4851, 5159, 5929, 6039, 6633, 7381, 7623, 8107, 8967, 9849, 12261, 14091, 15477, 17787, 22143, 24321, 26901, 28609, 29547, 32879, 36113, 36783, 42273, 44957, 46431, 51667, 53361, 56749, 66429, 72963, 85827, 98637, 108339, 134871, 155001, 170247, 200263, 257481, 295911, 314699, 325017, 361669, 397243, 404613, 465003, 494527, 510741, 600789, 944097, 1085007, 1191729, 1483581, 1802367, 2202893, 2832291, 3255021, 3461689, 3575187, 4450743, 6608679, 10385067, 19826037, 24231823, 31155201, 72695469, 218086407]

約数ペア:

[(1, 218086407), (3, 72695469), (7, 31155201), (9, 24231823), (11, 19826037), (21, 10385067), (33, 6608679), (49, 4450743), (61, 3575187), (63, 3461689), (67, 3255021), (77, 2832291), (99, 2202893), (121, 1802367), (147, 1483581), (183, 1191729), (201, 1085007), (231, 944097), (363, 600789), (427, 510741), (441, 494527), (469, 465003), (539, 404613), (549, 397243), (603, 361669), (671, 325017), (693, 314699), (737, 295911), (847, 257481), (1089, 200263), (1281, 170247), (1407, 155001), (1617, 134871), (2013, 108339), (2211, 98637), (2541, 85827), (2989, 72963), (3283, 66429), (3843, 56749), (4087, 53361), (4221, 51667), (4697, 46431), (4851, 44957), (5159, 42273), (5929, 36783), (6039, 36113), (6633, 32879), (7381, 29547), (7623, 28609), (8107, 26901), (8967, 24321), (9849, 22143), (12261, 17787), (14091, 15477)]