216282015

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{383}}^1$

素因数の和:533

約数の個数: 64

約数和(自身を含む): 398131200

約数和(自身を除く): 181849185

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 89, 135, 141, 235, 267, 383, 423, 445, 705, 801, 1149, 1269, 1335, 1915, 2115, 2403, 3447, 4005, 4183, 5745, 6345, 10341, 12015, 12549, 17235, 18001, 20915, 34087, 37647, 51705, 54003, 62745, 90005, 102261, 112941, 162009, 170435, 188235, 270015, 306783, 486027, 511305, 564705, 810045, 920349, 1533915, 1602089, 2430135, 4601745, 4806267, 8010445, 14418801, 24031335, 43256403, 72094005, 216282015]

約数ペア:

[(1, 216282015), (3, 72094005), (5, 43256403), (9, 24031335), (15, 14418801), (27, 8010445), (45, 4806267), (47, 4601745), (89, 2430135), (135, 1602089), (141, 1533915), (235, 920349), (267, 810045), (383, 564705), (423, 511305), (445, 486027), (705, 306783), (801, 270015), (1149, 188235), (1269, 170435), (1335, 162009), (1915, 112941), (2115, 102261), (2403, 90005), (3447, 62745), (4005, 54003), (4183, 51705), (5745, 37647), (6345, 34087), (10341, 20915), (12015, 18001), (12549, 17235)]