1799721885

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{1499}}^1$

素因数の和:1698

約数の個数: 64

約数和(自身を含む): 3193344000

約数和(自身を除く): 1393622115

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 131, 141, 195, 235, 393, 611, 655, 705, 1499, 1703, 1833, 1965, 3055, 4497, 5109, 6157, 7495, 8515, 9165, 18471, 19487, 22485, 25545, 30785, 58461, 70453, 80041, 92355, 97435, 196369, 211359, 240123, 292305, 352265, 400205, 589107, 915889, 981845, 1056795, 1200615, 2552797, 2747667, 2945535, 4579445, 7658391, 9229343, 12763985, 13738335, 27688029, 38291955, 46146715, 119981459, 138440145, 359944377, 599907295, 1799721885]

約数ペア:

[(1, 1799721885), (3, 599907295), (5, 359944377), (13, 138440145), (15, 119981459), (39, 46146715), (47, 38291955), (65, 27688029), (131, 13738335), (141, 12763985), (195, 9229343), (235, 7658391), (393, 4579445), (611, 2945535), (655, 2747667), (705, 2552797), (1499, 1200615), (1703, 1056795), (1833, 981845), (1965, 915889), (3055, 589107), (4497, 400205), (5109, 352265), (6157, 292305), (7495, 240123), (8515, 211359), (9165, 196369), (18471, 97435), (19487, 92355), (22485, 80041), (25545, 70453), (30785, 58461)]