19277769

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 30355200

約数和(自身を除く): 11077431

約数列:

[1, 3, 7, 21, 61, 101, 149, 183, 303, 427, 447, 707, 1043, 1281, 2121, 3129, 6161, 9089, 15049, 18483, 27267, 43127, 45147, 63623, 105343, 129381, 190869, 316029, 917989, 2753967, 6425923, 19277769]

約数ペア:

[(1, 19277769), (3, 6425923), (7, 2753967), (21, 917989), (61, 316029), (101, 190869), (149, 129381), (183, 105343), (303, 63623), (427, 45147), (447, 43127), (707, 27267), (1043, 18483), (1281, 15049), (2121, 9089), (3129, 6161)]