2004891105

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{18307}}^1$

素因数の和:18478

約数の個数: 48

約数和(自身を含む): 3756801600

約数和(自身を除く): 1751910495

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 149, 245, 447, 735, 745, 1043, 2235, 3129, 5215, 7301, 15645, 18307, 21903, 36505, 54921, 91535, 109515, 128149, 274605, 384447, 640745, 897043, 1922235, 2691129, 2727743, 4485215, 8183229, 13455645, 13638715, 19094201, 40916145, 57282603, 95471005, 133659407, 286413015, 400978221, 668297035, 2004891105]

約数ペア:

[(1, 2004891105), (3, 668297035), (5, 400978221), (7, 286413015), (15, 133659407), (21, 95471005), (35, 57282603), (49, 40916145), (105, 19094201), (147, 13638715), (149, 13455645), (245, 8183229), (447, 4485215), (735, 2727743), (745, 2691129), (1043, 1922235), (2235, 897043), (3129, 640745), (5215, 384447), (7301, 274605), (15645, 128149), (18307, 109515), (21903, 91535), (36505, 54921)]