1721000988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{93553}}^1$

素因数の和:93643

約数の個数: 72

約数和(自身を含む): 5039941088

約数和(自身を除く): 3318940100

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 73, 84, 126, 146, 219, 252, 292, 438, 511, 657, 876, 1022, 1314, 1533, 2044, 2628, 3066, 4599, 6132, 9198, 18396, 93553, 187106, 280659, 374212, 561318, 654871, 841977, 1122636, 1309742, 1683954, 1964613, 2619484, 3367908, 3929226, 5893839, 6829369, 7858452, 11787678, 13658738, 20488107, 23575356, 27317476, 40976214, 47805583, 61464321, 81952428, 95611166, 122928642, 143416749, 191222332, 245857284, 286833498, 430250247, 573666996, 860500494, 1721000988]

約数ペア:

[(1, 1721000988), (2, 860500494), (3, 573666996), (4, 430250247), (6, 286833498), (7, 245857284), (9, 191222332), (12, 143416749), (14, 122928642), (18, 95611166), (21, 81952428), (28, 61464321), (36, 47805583), (42, 40976214), (63, 27317476), (73, 23575356), (84, 20488107), (126, 13658738), (146, 11787678), (219, 7858452), (252, 6829369), (292, 5893839), (438, 3929226), (511, 3367908), (657, 2619484), (876, 1964613), (1022, 1683954), (1314, 1309742), (1533, 1122636), (2044, 841977), (2628, 654871), (3066, 561318), (4599, 374212), (6132, 280659), (9198, 187106), (18396, 93553)]