331370361

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:283

約数の個数: 72

約数和(自身を含む): 584782016

約数和(自身を除く): 253411655

約数列:

[1, 3, 7, 9, 21, 23, 61, 63, 69, 161, 163, 183, 207, 427, 483, 489, 529, 549, 1141, 1281, 1403, 1449, 1467, 1587, 3423, 3703, 3749, 3843, 4209, 4761, 9821, 9943, 10269, 11109, 11247, 12627, 26243, 29463, 29829, 32269, 33327, 33741, 69601, 78729, 86227, 88389, 89487, 96807, 208803, 225883, 228689, 236187, 258681, 290421, 603589, 626409, 677649, 686067, 776043, 1600823, 1810767, 2032947, 2058201, 4802469, 5259847, 5432301, 14407407, 15779541, 36818929, 47338623, 110456787, 331370361]

約数ペア:

[(1, 331370361), (3, 110456787), (7, 47338623), (9, 36818929), (21, 15779541), (23, 14407407), (61, 5432301), (63, 5259847), (69, 4802469), (161, 2058201), (163, 2032947), (183, 1810767), (207, 1600823), (427, 776043), (483, 686067), (489, 677649), (529, 626409), (549, 603589), (1141, 290421), (1281, 258681), (1403, 236187), (1449, 228689), (1467, 225883), (1587, 208803), (3423, 96807), (3703, 89487), (3749, 88389), (3843, 86227), (4209, 78729), (4761, 69601), (9821, 33741), (9943, 33327), (10269, 32269), (11109, 29829), (11247, 29463), (12627, 26243)]