16812315

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{991}}^1$

素因数の和:1044

約数の個数: 48

約数和(自身を含む): 32497920

約数和(自身を除く): 15685605

約数列:

[1, 3, 5, 9, 13, 15, 29, 39, 45, 65, 87, 117, 145, 195, 261, 377, 435, 585, 991, 1131, 1305, 1885, 2973, 3393, 4955, 5655, 8919, 12883, 14865, 16965, 28739, 38649, 44595, 64415, 86217, 115947, 143695, 193245, 258651, 373607, 431085, 579735, 1120821, 1293255, 1868035, 3362463, 5604105, 16812315]

約数ペア:

[(1, 16812315), (3, 5604105), (5, 3362463), (9, 1868035), (13, 1293255), (15, 1120821), (29, 579735), (39, 431085), (45, 373607), (65, 258651), (87, 193245), (117, 143695), (145, 115947), (195, 86217), (261, 64415), (377, 44595), (435, 38649), (585, 28739), (991, 16965), (1131, 14865), (1305, 12883), (1885, 8919), (2973, 5655), (3393, 4955)]