4511988

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:365

約数の個数: 72

約数和(自身を含む): 12719616

約数和(自身を除く): 8207628

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 311, 372, 403, 468, 558, 622, 806, 933, 1116, 1209, 1244, 1612, 1866, 2418, 2799, 3627, 3732, 4043, 4836, 5598, 7254, 8086, 9641, 11196, 12129, 14508, 16172, 19282, 24258, 28923, 36387, 38564, 48516, 57846, 72774, 86769, 115692, 125333, 145548, 173538, 250666, 347076, 375999, 501332, 751998, 1127997, 1503996, 2255994, 4511988]

約数ペア:

[(1, 4511988), (2, 2255994), (3, 1503996), (4, 1127997), (6, 751998), (9, 501332), (12, 375999), (13, 347076), (18, 250666), (26, 173538), (31, 145548), (36, 125333), (39, 115692), (52, 86769), (62, 72774), (78, 57846), (93, 48516), (117, 38564), (124, 36387), (156, 28923), (186, 24258), (234, 19282), (279, 16172), (311, 14508), (372, 12129), (403, 11196), (468, 9641), (558, 8086), (622, 7254), (806, 5598), (933, 4836), (1116, 4043), (1209, 3732), (1244, 3627), (1612, 2799), (1866, 2418)]