30861766

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:217

約数の個数: 48

約数和(自身を含む): 54785808

約数和(自身を除く): 23924042

約数列:

[1, 2, 13, 17, 26, 34, 41, 82, 131, 169, 221, 262, 338, 442, 533, 697, 1066, 1394, 1703, 2227, 2873, 3406, 4454, 5371, 5746, 6929, 9061, 10742, 13858, 18122, 22139, 28951, 44278, 57902, 69823, 91307, 117793, 139646, 182614, 235586, 376363, 752726, 907699, 1186991, 1815398, 2373982, 15430883, 30861766]

約数ペア:

[(1, 30861766), (2, 15430883), (13, 2373982), (17, 1815398), (26, 1186991), (34, 907699), (41, 752726), (82, 376363), (131, 235586), (169, 182614), (221, 139646), (262, 117793), (338, 91307), (442, 69823), (533, 57902), (697, 44278), (1066, 28951), (1394, 22139), (1703, 18122), (2227, 13858), (2873, 10742), (3406, 9061), (4454, 6929), (5371, 5746)]